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AMATEUR USERS GROUP NEWSLETTER COMPUTER CLUB Issue number two Fred Moore, editor, 558 Santa Cruz Ave., Menlo Park, Ca. 94025 April 12, 1975 THE CLUB IS ALL OF US Particularly maintain a local resource file with recip- . rocal arrangements with contiguous groups. .. . We're growing-about 60 members so far. Meetings have been Exchange information.. . .mostly an information and loose which I think is good. Gordon keeps the discussion moving learning center. . .. to offer a chance to get together as our chairperson. Do we need more of an agenda? and exchange ideas on and hardware. .. . Last time we had general club business and news first, followed serve as information exchange medium; run technical discussion & education sessions. . . . I would like to by Gordon giving us a good introduction to what the machine does see information exchange on both hardware and soft- with the code we lay on it. I' like to see this topic continued and ware; volume buying and such would be great to get some specific routines followed thru step-by-step. Amateurs that prices down on electronic equipment. .. . regular we are and limited by our small memories, we are going to be talk- exchange of information software or hardware for the ing or machine language if we want our CPU to do more bendit of all. . . . provide exchange of technical than process what we say. Learning good coding habits can save & access to hardware & software items. .. . info source hours and headaches as well. 8080, etc., clearing house software systems & appli- cations; maintain computerized xref abilities, and Then again, since most of us don't have a system up yet, it interests. .. . share skills. . . . perform want-ad match- may be too early for software discussions. What topic do we want ing so that people can find what they want to have. for future meetings? Terminals? Memory? 110 interface pro- Assemble indexes and consumer infor about types of blems? What? It would be nice to have a program focus for each things we usually want: CPU chips, CPU boxes, meeting announced in advance in the newsletter. Anyone want modems, terminals, floppydisks, PTR/PTP units, TTL et al chips supply, test equipment available to bring and give a demonstration of herlhis system? for loan or buy or rent, generally-rreeful software, I'm intending to get the newsletter out once a month. As individual specific routines people have written. .. . Lee suggested, it will be mostly a pointer to sources, items, news, share ideas and stop trying to have many small business etc. Sort of an of people, places, articles, abstracts, men trying to make a few dollars. Should try to have and general information of interest to club members. It can some standards, but the club will be healthier if every- serve as a link between members: who has what to share or who one has different applications-good ideas for the others. . . .information exchange, specialized equip needs what. And that includes all of us. We each know some- ment access, group projects. .. . information ex- thing or have something-even if it is only time or energy. The change on software & hardware availability. .. . assumption is we are all learners and doers. Right? The function obtain and list where current information is avail- of the club and the newsletter is to facilitate our access to each able, identify worthwhile newsletters, publications. other and the micro-world out there. .. . get a computer on line. .. .general interchange , on uses & construction, quantity discount, prying You know something of interest to the club: let us all know. info loose from companys not anxious to waste Put it down on paper, scratch paper, anything, and get it to the time talking to individuals.. .. people should demo editor. If it is long, just jot a quick descriptive review (use key- their work to keep club interest high; a good demo words) and tell where it can be had (complete address). Or send can make a very interesting meeting. a copy to me to be kept in the club (a filing cabinet). Quite a lot of worthwhile goals! Anymore? If there is a high demand for the item, PCC is willing to xerox I have listed our individual plans, needs, wants, copies at cost. By the way, if you have recent or back issues of and offerings on the following pages. electronic magazines and micro-computer stuff, how 'bout Thanks to Dan and Dave for the UART donating them to the library? chips and for the scorecard All those new to the club, please fill out a Surve-y Questionaire included in this issue. Thanks to Ed for a which T'll take to mean you are an active member. Also be sure donation of some EDN's for the library. to put a dollar in the hat at the next meeting-our expenses are Thanks to Keith for really spreading the word increasing. Larger donations welcome. about the club. Thanks to Fritz for the cover Looking ovel the Questionaires that have been turned in, I sketch. And a special thanks to Gordon far . I I see we have a lot of talented, skilled, and imaginative people. Part I of his software presentation and doing 1 The club names suggested are: Infinitesmal Computer Club, a fine job of chairing the meetings. I Midget Brains, Steam Beer Computer Group, computer Users T7/L$ I Group, People's Computer Club, Eight- Byte Bangers, Micro- Club Treasury Report: Processors, Bay Area Computer Experimentors Group, and INCOME: From Gordon's suggestion that each member Amateur Computer Club of America. donate a dollar, we collected $23.63 at the first meeting, $22.00 at the second, and $7.00 at the third gathering, The question "What would you like the club to do? Goals?" for a total of $52.63. brought these responses: Perhaps the club can be a central REPRO & EXPENSES: The initial post card announcement cost disemenation point for hard-to-otherwise-get listings & schematics, paper $8.00. First newsletter cost $10.90 for xeroxing and tape sources and binaries AS WELL AS a place where software written in $4.00 postage. Second meeting card cost 2.29 xerox- PL/M be compiled, simulated, etc., for creating working or usable binaries. and $5.20 postage. Total spent $30.39. . .. info exchange on line systems, standardization of info exchange. . . . BALANCE: As of April 2, 1975, the club has S22.24. meet to exchange ideas, share skills, problems and solutions. Maintain a The copying and mailing of this newsletter will cost work bench somewhere with a scope, VTVM, etc. Circulate a local news- most if not more than this amount-leaving the cup letter and contribute to a wider circulation newspaper when appropriate. board bare. Suggestions? I Dear Fred, F'ublications: 1 ma1 Supply Sources: Sounds like you had a fun meeting. We got a local group meeting together Latest The Computer Hobbyist (Feb.'75) James Electronics last night and had 18 people show. Four has a good evaluation of .O. Box 822 Belmont, Ca. 94002 from Santa Barbara, one from Paso Robles by Hal Chamberlin. (tel. 415-592-8097) and the rest from Lompoc & Santa Maria. (has 1 's, components, mail order Thanks for the copy of the Bay Area Latest People's Computer Company issue and phone orders) Ne wsletrer. Lets continue to trade copies has a lot of good info on home computing. Bill Godbout Electronics Sincerely, , Box 2673 Oakland Airport, Ca. 94614 Hal Singer, Micro8 What To Do After You Hit Return or (has I C's, components, memoties, etc., C C 's First Book of Computer Games, mail order) Computer Indexing System now available for $6.95 from People's This is the very crude beginning of a ham- Computer Company P.O. Box 3 10 International Electronics Unlimited radio-based information service, but it is a be- hlenlo Park, Ca. 94025 (tel. 415-323- P.O. Box 1708 Monterey, Ca. 93940 ginning. Mitt Sodacker, WA7TFE, feels that 61 17). This 157 page oversize book has RTTY is the logical mode to use in an infor- (tel. 408-659-317 1) 1 mation transfer system, and is working with descriptions and sample runs of 48 games (components, etc., mail order) j a number of other hams and computer enthusi- with listings in HP 2000F BASIC. asts to set up such a network. Mark Barker, Mike Ouinn Electronics K3RZG/2, has suggested in considerable-detail : Building 727 a computer indexing system which would allow ~VicrocomputerDesign by Donald P. Martin, Oakland Airport large numbers of hams to register their inter- president of Martin Research Ltd. ests ard areas of competence in a computer (IC's, components, etc.) 1825 South Halsted St, Chicago, Ill. memory. An individual wanting information on (tel. 569-1539) a particular subject could query the computer 60608 (tel. 312-829-6932). This book (by RTTY perhaps) and find out who to con- covers the design applications of Solid State Music tact. Since there are IC chips available which the 8008. Book available for $75. permit conversion from 5-bit/start/stop Baudot 2102 A Walsh .' (RTTY) code to 8-bit ASCII fcomputer) code Sunnyvale, Ca. and vice versa, computer-RTTY tie-ins are (IC's, components, etc.) quite possible. liitt is coordinating the activities SIGMICRO %ACM, P.O. Box 3 55 Sunnyvale, of the RTTY Technical Group and if you'd like Ca. 94088 (tel. 415-325-2962) Subscription to get invol;ed in this end of things, write to Haltek Electronics (Announcements of meetings about micro- him at Box 8557, Pocatello, Idaho 83209. 1690 Plymouth programmed and micro-computers (excerpt from Copthorne W0ORX MacDonald's Mountain View, Ca. column in the March '75 issue of CQ magazine.) Contact Dennis Allison for more info. (buy & sell used equipment, components, etc.) DIGEST, P.O. Box 1167 (tel. 969-051 0 1 COMPUTER NEWSLETTER Cupertino, Ca. 95014 (tel. 408-247-8940) A few of us in Denver are forming a Contact Darrell Crow, editor. Subscription $28. Mini-Computer Exchange support group of experimenters in micro- (Latest news, developments, applications, pro- 12601 Henrietta Ave. processors, their peripherals and pro- ducts, companies, and industry trends in micro- grams. We are interested in providing a Sunnyvale, Ca. 94086 - clearinghouse distribution service with and processors.) (used computers, terminals, particular emphasis on the Mark-8 Mini- 1 buy, sell, & trade) computer and TV Typewriter. As many ELECTRONOTES, Newsletter of the Musical (tel. 408-733-4400) are aware, support from manufacturers / Engineering Group, 203 Snyder Hill Road, to the individual experimenter is prac- ; Ithaca, N.Y. 14850. subsc.iPtion $16. tically non-existent and comprehensive I Contact Bernie Hutchins , editor. ~altedSpecialties Co. information exchange is difficult among 915 Kifer Road, Sunnyvale, Ca. individuals. we hope that a clearing- , (@.W 50 issues of ideas, designs, and revisions house library semjce wi!! h~lpa!lpvirr!a of digital electronic music s).nthesizers) hel. 408-732-1573 or 41 5-969-1448) this situation. ! The first major areas of interest are: RAIN, Environmental ducat ion Center, Programs, Programming Aids, Circuits Portland State University, P.O. Box 751 26655 Laurel Lane, Los Altos, (Extensions and Modifications), Periph- Portland, Or. 97207 (tel. 503-224-9500) Ca. 94022 (tel. 415-941-2967) offers an image erals (NTypewriter, Cassette Drives, sensing module kit for S90. Useful as a solid Floppy Disk, etc.), BASIC De- (Monthly newsletter of ECO-NET. Keyword velopment, Suppliers of Parts and Lit- index of environmentallenergy related and state TV camera and compatible with digital erature, General Information. Others (as communications kinds of info in the N.W.) processing systems suaaested). We expect to produce a monthly news- letter containing abstracts of what is INFACT, Community Computer Services Phi - Deck tape transports cost $94.50 in available and general information. Any- 1877 West 4th Ave., Vancouver, .C. unit prices. If we buy 10 to 49 the cost one with an interest in or a contribution/ (tel. 604-733-8310) Contact Gil Evans. comes down to $84.78 each. Contact Ken suggestion for the clearinghouse should (computer-based community infomation if you are interested in getting one. Order send a stamped self-addressed from: Individualized Instruction Incorp. to: The Digital Group Clearinghouse, system useful as a learning exchange, housing P.O. Box 6528, Denver, CO 80209. registry, electronic bulletin board and 1901 N. Walnut, Oklalioma City, Ok. 73105 We hope this service will prove vatu- . Terminals at Van- able and rawarding to all participants. couver Community College and UBC.) i\/r & R Enterprises P.0. Box 1011 Sunnyvale, THE DIGITAL GROUP Ca. 94088 offers club members 2102 - 1's CLEARINGHOUSE (these are 500 nanoseconds) for S4.50 each Denver, CO 1 LAST PZETING I PROUS!4T U? Ti4E SUBJECT 9F CROSS ASSFr"3LFRSo JUD'?,IhS FY TF(E h1IMEER OF SLANK STARES, THE2E AXE A LOT OF '-IPVnWAQE .?ES?LE Ik CUR YIDST. MAYEE A FEW WORDS VIGHT RE HFLPFUL. 3hCE YOU GET YOUR 'AWIZRANG-I1 WORKING ('JY IZSANG-I WAS OSSOLETF PEFORE YOU GOT IT BUILT) YOU VILL RE3IN T3 TYIl4K ABOUT W!!AT IT WAS TYAT YCU WERE GOING TO USE IT FOR. WqER YOU DEC13E, YOU WILL qFVE DISC3VFRF3 SOFT'lr'ASE. NOW SC)FT!JARE COMES IN ALL SHAPES AND SIZE5 IF V14IZPAFII; IS SDI$iG TO DO K3EE Tl{AN ONE TYIK3 ONLY. AND TYE 31G DIFFEG'EMCE IS TYAT SOFTWA2E IS A LOT YORE DIFFICWLT TO R'JILD THAN :-IASil'.l~P!3E. 'AiYD WYAT'S L'ZRSE, YOU NEED A L3T OF HARDWA2E TO 9UILD SOFTWARE. A L9T OF MINIS TqAT I 'VE US-ED CAN'T EVEN 3ZC;IN TO ASSKYPLS T){EIli OVP! SOFTbJAYF: 'JNTIL TYAT YEYOFiY BOX LtAS AT LEAST 4K OF ROCM. NO\! SIP.!CE WE ARE NOT TYE FIRST TO RUF INTO TYE P~OSLEY,OE SOLUTION TYAT SOFE DF THE oLn TIYERS CAVE !J? WIT!{ WAS TO USE THAT PIG R1,AP1~!OV?-359 TYPT TYF FIEAN CSUtdTERS WERE USING TO WRITE YOUR CHECK. YIGY SPEEC LINE PZINTGR, E,EACO'ii? CORE SOX, ALL ?AID FOR AND JiJST SITTIKG THE?E. TYE C'IC)SS ASSEIV:P,LER WAS E30:iR. USE A BIG COM?ilTER TO ASSICPRLI;: 1NC;TRUCTIOYS F39 A LITTLE 3KE. FIFE! B'JT ~JF{EZ?Z'S THE SOFTWA?E F03 TYPT? N3W SIbiCT 3bILY A FEU OF US UYO ARE VAKINC OUR VEPY CWbl CAb! I;FT OK T9E BLAPWOMP \JITYOUT REINS SHARGED F0Q TIYE, AND T1t3sE OF US \@JUG CAii CAK *T BE EXPECTED TO ASSEFSLE ALL TYE SOFTVASE THI5 CLUB IS ABOUT TC ?3ODUCE, I SIJGCEST TYAT WE USE A TIME-SYARED COY?UTER IKSTEPD OF TYE ?LA?'r!rOY? Ah'3 SOXE 3F TYE SOFTlJPRE PE9PLF: IN TYE G?C)\I? CPR GrT T!-!E CROSS ASSEYBLES PROGRC? U? AND WO?i'KING, SO YE C4N ALL VAVF ACCFTS T3 IT. T3E 3ILLING ARRANGEVENTS CAN COVE LATER. I S!J?POSF TYAT I F09SOT THAT YO5T C)F YOU ARE STILL IN TYY TH?OblS SF SETTIKG TYE YARDVARE WORKING, BUT SOONER,OR LATERITdE ATE G3It!C TO hEED ONE CR FORE C?OSS ASSEYRLERS. WYEN !VF gC, I LL RRING IT !J? ASAI h. YrAh;f i LP~L*~YILE,IF ANYBODY WYO YAS A SLICY SOLUTION TO TYE F'Qn3LEv 9F SOFT'JAilE DEVELO?YEhT (FOR CHDP) ?LEASE SPFAK UP. A FIRAL P;OTEo BOB LASY INVITED ME OVEF~ ~9 SEE VIS 12 SIT ?PC'-~INC iXC IT REALLY I5 A ?I?! HE SLtOWED ME '-lO'rl IT COIILD TOUh'T 'JP!dA?DS WITY 3hE RESISTER AbiD DgWNWARaS WITH ANOTYER SIMULTANIOUSLY. ALL TYIS PECALlSE IT IS WCR3-CO!lED. A TRIVIAL PIECE OF FIT I"AE!IPU&ATION, PE9YAPS FlJT LCT C TRIVIAL UhDERTAXIKGo ESPECIALL CONSInEHING POF S ASF, TYIS COKPUTER CARD IT 'S OWP.!ER) ARE TRUELY RENARKASLT. A VERY FINE ?IECE OF IJO!?K EY ANY OKE'S ME.ASURE.

NEXT MEETING WEDNESDAY,APRIL 16, MITS, Inc. P.O. Box 8636 Albuqucrquc, 7 PM at Peninsula School in Auditorium room. New Mexico 87108 (tel. 505-265-7553) has Directions: From freeway 101 take the Willow formcd an Altair User's Clul). Memhcrship Road west toward Menlo Park. Turn right heto evcryonc who buys an Altair Computer. Associate membership is $30.00 per year. on Coleman Ave.; turn right on Berkeley Ave.; Membership includes: year subscription to a turn left on Peninsula Way, and you are here. newsletter, service desk phone number, trade The auditorium is in the large old wood house. for program listings from software library, and contest with prizes for best and major program submitted.

John McCarthy suggests the forming of a Bay Area Home Terminal Club.to provide a home service on a time-shared computer (PDP - 10 or PDP - 11 possibly) at 875 estimated per month not including terminal or communication costa Anyone interested contact him %ComputerScience Dept, Stanford, Ca 94305 or ARPANET JMC at SU - AI. (Note: John is now in Japan for three montha) Robert Baer 921 Lincoln Ave., Palo Alto, Ca. 94301 (415- Adalberto, "Al" Gonzalez P.O. Box 6167, Stanford, Ca. (415-321-9721) is planning an 8080 paper tape/ reader editor 94305 (327-9047) has MCS4 Prototyping system with and 5 level/ 8 level . Hope to buy an Eclipse 5200 1702 Prom , , TVT, have access system and sell timesharing services (near cost). for use as a to 2100 HP computer with disk 0s. Designing automated public utility via phone. Have done a bit in analog circuity Measurement system with minicomputers, plan to design and small-scale design in digital circuitry. Have 2-sided printed low cost computer terminals. Use: CRT games, text editing, circuit capability. Equipment: Tektronex 536 scope with Skills: Electronics, have MS in Digital Circuit Design, have CA,G,T,D,ISI plugins, HP VTVM, freq. meter. Suggest access to full electronics lab; programming: have operational Standard number one: CHARACTER SET of all listings to be 8080 cross-assembler on an HP2100. Equipment: access to limited to that common to 5 and 8 level TTY's. full house test equipment and supplies. Need: paper tape reader mechanical or electrical. Dave Bowles 4501 Glen Haven Rd., Soquel, Ca. 95073 (tel. 408-462.1 760) has Mark 8 running, planning a paper tape Bernard Greening 1630 Ottawa Ct. PaB, Sunnyvale, Ca. substitute using cassette. Use: for system control, audio, games. 94087 (tel. 408-732-2236) programming: would like to Skills: hardware. Need:-a terminal, and info about phoneme participate in writing an . generator hardwarelsoftware. Suggests: why not use ASCl l . Tom Hedges P.O. Box 7747 Stanford, Ca. 94305 Keith Britton Box 31 Loma Mar, Ca. 94021 (415-879-0880) (tel. 324-0729) planning an intelligent home terminal, is planning to build a TVT. for text editing--study & design future plans for a home-made mini with disk. I have of blasting rounds, Skills: some Basic & IBM 360 Assembly. done quite a bit of machine language programming, worked with PLIM (800818080) 1 also have access to John Calhoun 7442 Circle Hill Dr., Oakland, Ca. 94605 source of RDOS operating system for Nova and source. (tel. 638-141 4) wants any cross assemblers, interactive cross- for cross-assem. 8 PL/m for 8808 & 8080. Need: assemblers, or simulators which can be made to run onl.BM 370. video display or printer for terminal. Jim Callas 631 North San Pedro Road, San Rafael, Ca. 94903 Ed Hughot 10409 Johnson Ave. Cupertino, Ca. 95014 (472-1629) has a TVTypewriter, building a Micro-8, for info (996-8219) have: HP-2114-A, 8K, TTY, card readlpunch, , storage & retrieval, needs a modem.. cassette, plotter. Planning to get Altair with 24k. TVT. Ralph Campbell 827 University Ave., Palo Alto, Ca. 94301 Use: games, hom finance & accounting, text edit, graphics. (329-8217) has an Altair, plans to build a TVT, use: for learning, Need: 80 column TVT, low cost terminal. and Cyclops TV camera hook-up. Skill: , basic, logic. Alex Kamradt 1961 Old Middlefield, Mt. View, Ca.94043 Need: static ram and terminal. (964-9013) has basic timesharing system, working on a Martin Clinton 1945 Edgewood, Palo Alto, Ca. 94303 NTand modem, use: sharing and making small computer (321-9160) is assembling SWTS CT- 1024 terminal kit. system, programming skills. Have terminal available for Needs a modem interface. Comment: Please publish agenda short time use. Need: TVT, modem, form feed for Dec for meetings. Maybe run specific series of discussions, then terminal. change. Robert Lansdon 27633 Via Cerro Gordo, Los Altos Hills, 1905 Montecito, Apt 6 Mountain View, Ca. Ca. 94022 (tel. 941-5959) have 8080 system with noise 94040 (tel. 964-9041, data phone 965-4210) working on immunity problems on the unibus, also 16 bit serial CPU. a TVT and modom, use: fourier analysis (real time), skill: Have designed a 24 bit micro-programmedmachine; a 16 Electronic cnginocr oxpcricncc:, Ix~sic.Equipment: scope, tit non micro-cotlodmachino;lincar soloct associirtivo signal gen., recommends Call Computer. micro-processor. Use: electronic music, fast fourier transforms, transversal filtering. Skills: digital design, I 1807 Delaware St., Berkeley, Ca. 94703 error correcting coding , some software experience. (845-4736) has a proven modem circuit (both polarities), Need: a disk. Recommend Chris Clare's book on State designing a "Tom Swift Terminal" stand alone memory bus .Machines (McGraw-Hill). Are there others interested in system-terminal of expandable intelligence using any micro- either programmable architecture or digital signal analysis processor, intended for use as terminal of future community and synthesis? memory public-access information retrival system. Skill: Liza Loop LO*OP Center 170 E. Cotati Ave., Cotati, Ca. electronic design. Would like to organize an east bay arm 94928 (tel. 707-795-0407 or 707-823-6082) have coffee through Lawrence Hall of Science. pot, telephone. Working on an Educational Computer Fritz Fisher (moving to Berkeley) interested in Hybrid Digital Center. Use: programs for 3 to 6 yrs olds in Pilot 73. Optical systems for computer art & games. Experience in I am not primarily a computer person. So my greatest programming graphics---drawingand animation machines. contribution is to help professionals communicate with I know of a paper for a drawing tablet which can be built for total laymen and kids. Have access to apples, fresh eggs, $50. beautiful countryside. Need: TTY, accoustical coupler. Are there any club members who would like to contri- Michael Fremont 1405 University, Palo Alto, Ca. 94301 bute to LO"0P Center. We need hardware, teachers for (321-5210) currently building a microprocessor of Bob Lash's Altair kit classes, programming classes, games classes. and my design, want to support a hard-copy unit, TVT, a cassette, and hopefully, a floppy with it. Use: IC testing, first-hand experience with systems software, etc. Skill: basic, APL, fortran, and SPL, experience with digital electr. Need: mass memory such as floppy disk and a hard-copy device. Robert Maas P.O. Box 371 Mt. View, Ca. 94040 Larry Platzek 21 030 Gardena Dr. Cupertino, Ca. 95014 (3230720) working on 8080 computer being designed (252-4721) I have a IOMEC model 1011 disk drive & power by Ed McGuire. Want to set up an information retrieval supply & manuals. Need help on controller. Others are and message service network so that all home computers available in Los Angeles area. Want to interface to Altair . can talk to each other, including automatic dialing to .relay messages. Other uses as text editing, computer Robert R. Reiling 193 Thompson Square, Mt. View, Ca. services (nutition, dating, reminder service, dynamic 94043 have ASCII keyboard, modem, complete power supply and card cage with cabinetldesk. Planning 8008 carpooling. Ski1I; programming mostly in LISP, ALGOk assembly, fortran. Need: a terminal & modem for 30 type computer probably with MIL type design, and display terminal with x y type plot. Use: text editing, games, characterslsec. phoneline, hard-copy or full screen, quiet, - schedule networks such as PERT network, amateur radio total cost about $1000 or so, available for month-to-month RTTY communications. Skills: electronics hardware, rental now. Comment: How about more indexing of info publication layout experience, direct mail z:>.**ks. so that we can effiently find each other and readllisten to Equipment: older scope, small repdated power supplies just what we want instead of global meetins and agenda. that could be loaned a short time. Need page printer soon. Ken McGinnis Box 2078 San Mateo, Ca. 94401 Comment: really appreciate the work you have put in to (349-171 1) have Altair, 2 Phi-Decks, 4K of 2102's and form club; if I may help the club in some way please tell me; plan to get 12K more. Use: business, ledgers, medical Dan Sokol 21 1 Fall Creek, Felton, Ca. 95018 (335-2282) records. Skill: basic electronics, research ability. Need: working on 8080 loose to play games, sail my boat floppy disk. Comment: Maybe our club could offer navigate, etc. Skill: e!ectronics. Have lots of AM1 chi;? services to other interested people. We should try to but no RAMS. Need: a terminal. Would like softwa- expand the membership. sessions! !l Jim Mehl P.O. Box 632 Los Gatos, Ca. 95030 W. E. Wallis 2844 Waverley St. Palo Alto, Ca. 94 . : working on Mark-8. Use: intelligent terminal, personal (327-5536) have ASR33 on timeshare. Planning -o build accounting and record keeping, games, robot experimentation. peripherals like disc, tape, vidio terminal I72 char.) Skill: compiler design. Need: on line mass storage. Use: business related, enginezring, games, educational. Would like information on PROMS&PROM programming Skills: air conditioning, heavy installations, power wiring. and modem principles Need: computer. Ted Netoff 4100 - A 35th Ave. Oakland, Ca. 94619 20800 Homestead Road # 36K (530-3173) working on Scelbi Microcomputer with Dec Cupertino, Ca. 95014 (tel. 255-6666) have TVT my own .*. Writter II and misc. inputs. Use: general purpose computer. design 65 charlline, 28 lines, 40 chips. Have my own Skill: circuit design, Need: 1702's. version of Pong, a called breakthrough, a NRZI George Oetzel4090 Orme Ave. Palo Alto, Ca. 94306 . reader for cassettes very simple! Working on a 17 chip (4935199) have unlimited access to 2 or 3 HP 2100 TV chess display (includes 3 stored boards); a 30 chip T.J systems. Skill: programming, majority display. Skills: digital design, interfacing, I10 devices, on H P 2100. short on time, have schematics. Tom Pittman 469 E. Branham Ln. San Jose, Ca. 951 11 Have MCS-4 system with 4K RAMS, floppy, CRT, ASR33, COSMAC with 4K RAM (shares TTY). Designing $500 computer with direct execution BASIC. Use for program development, service business, games. Skills: TTL logic design, programming in assembler, software system design. OTHER MICROPROCESSORS 4-1