Advertising

Jim Gray W1XU Mfr Nancy Gimpa, Asv Ugc fifflf Ke iOn KAtGAV TM-201A TM-401A comp-ACT tough act to follow. The word conripac I' best describes the TM-201A VHF (a big 25 watte ) or the TM-401 70-cm (12 watts) mobiles. Measures 5.6Wx1.6Hx7.2D in nes (tne TM 20lA ana TM-401A are the most compact rigs avaricib ) Ideal in sizet their performances are superlative- Each features a HI7LO owe' switch, in i iigital FC s built- n. 5 merr jr. . s plus a XOW chanfiel with UtMufti battery back-up, memory...

Itc

455K3 2 5.5KHZ at 3dB , +-BKHz at 6dB t H-16KHZ at 50d3 455KHz -4-7KHZ at 3dB ( 4-lOKHz at 6dB , 20KHz at 5QdB 455KHZ 4 5. 5KHz at 3dE , -+-8KHZ at 6d , +-16KHZ at 60dB 4 5KHz +-2KH bandwidth +-15KHz at 6df , - -30KHz at 40dB 455KHZ 4-2KHZ bandwidth +-12.5KHZ at 6dB , +-24KHZ at 40dB 455KHZ -1 lKHz bandwidth - -4.5KHZ at 6dB , +-10KHZ at 40dB 455KIIZ H-lKHz bardwidth +-3K31Z at 6dB , 4-9KHz at 40dB 455KHZ -I lKHz bandwidth -I-2KHZ at 6dB , +-6Paiz at 40dB 4S5KHz lOKHz at 6dB , + 20KHz at 40dB...

Telex Ramsey Ci

IFRN1S * satisfaction im mimi examiftn Im ID lays.11 pleased, iMurn tn nnqinal Inrm lur niflirnl * adtf S Por iii nnti and insurancr to i Minimum ul S10 0 - oversea add Ib 1er urlace mail * CAD add S 5 IC & in USA otilyl iirflRfi jnrief SISfjOartrt S 5D * NV n nJcnfs jrirt salulli day Pir s warranty on 11 kits * 1 vear pans & lalmt warranty an ail wired uniis RAMSEY ELECTRONICS. JNC. 2575 aird Rd. Penfield. N.Y. 14626 rne most versa ntor leisthan S300 Features 3 selectable gate times * 9...

Ramsey Digital Multimeter

Aenabie accurate dig tai meaiurernerts at art amai mgty iqw cost rnecotor coded push buttons speeds range se ec-'or * abs p Mtic TiitSTar recessed < npot a* overload pitittrchon or all ranges * 3 digit LCD C spiay *Jth auto zero, auto polarity & low BAT indicator Compact and reitabie eres gneo to 5*rv cej a 3e sanely at equ-pment FeaiufeS n-C-jCe * mirror bac* scare * doubte-jewesed p-ec s on moving com * doub e over-'oad protector * an > deat Ic* Cost jni for beginneror as a spare...

India

Jtmmy H M sfry VU2U Hormur. 6th Floor 16. Perry Cross Road BanQr Bombay 400050 lndi t'i jriinreurs nave been doing lois of ,u i r> or like providing emeirjency om munition at Mom where a dam gave way filing lots of people, holprng every year the Himalayan motor-car rally which si arts from New Delhi and goes up to JG.OGO feet on ihe Hrmaiayan Moun-lams and providing ne only line of com munlpatlon in Gujarat and Andhra PrLi deah whn -> gets nit very olten by nyclones iind Vi-ry heavy rains...

Ham Help

I need an SM5111A chip for my TR-7600. Bill Fletcher AF9B 3302 Leopold Way, 111 Madison Wl 53713 Wanted Daia information en a model TVC-5Q0 Jerrold TV camera also a ser viceable used 8758 Vidicon Tad Drogoski 507 Coat Valley Rd. Clairlon PA 15025 I am looking for a copy of Hiding the Airwaves by Eric Pairner, Jr. Stephen J. Sierzega WA9MEK 3407 N. Normandy Ave. Chicago IL 60634 I am looking for a copy of the Wayne Green book How to Buitd a Microcomputer and Really Understand ft by Sam Greason....

Mfj R

COMPLETE PACKAGE INCLUDES MFJ-1Z24, SOFTWARE ON TAPE, CABLES. YOU NEED ONLY WC-20 OR CSi AMD RIG TO ENJOY COMPUTERIZED RTTY ASCII CW. ORDER MFJ-1224 MFJ-1264 FDR VIC-20. MFJ-1224 M F J-1265 FOR C-64. _ New MFJ-1Z24 RTTY ASCII AMTOR CW Computer Interface lets you use > our personal computer as a computerised full featured RTTY ASCH AMTOR CW station tor sending and receiving. Plugs beween rig and VIC-20, Apple. TRS-60C, Atari, Tl-99. Commodore 64 and most otfiers Use MFJ sotiware for vrc 20...

Am Torso Ft From Kantronics

A i the talk over the pa -- year or 50 about AMTOR left me a little bewildered 1 even did my homtAQf- and looked up several articles or, ine sut ed to it J couW leacr my Commodore computers hew to spea AMTOR atx> y 1 alt t accomplished was 10 get myself totally confused Modes ot transmission lhat I can't decode bug mo until J understand them AMTOR is no exception I wa - rei eved -vnen Kant Forces agreed to let me taKe a Kick at their AMTORSOFT program Fin j My 1 *ould find out a har chirp.ng...

Mcm Electronics Catalog

Ohio, a parts and accessories distributor to the electronics industry, hag pubfished their 1904 catalog Th 1 120-page catalog contains more than 4h500 parts and accessories. Featured are over 500 new Items, Including an expanded line of computer parts, new styll, and video parts. Also included are a new line of magnetrons for microwave-oven repair, new test equipment such as the Tgnma 20-MH dual-trace oscilloscope and a arge sesecNpn of Japanese semiconductors For a...

To Order Or For Tour Nearest Dealer Call Tollfree

In Miss and outside continental USA Telex 53-4590 MFJ STKV Free MFJ RTTY ASCII CW software for VIC-20 or C-64 with purchase of MFJ-1224, MFJ-1225 or MFJ-1228 from MFJ. Send receive Baudot, ASCII, CW. Type ahead buffer. 24 hour clock. Supports VIC printer. Menu Driven. MFJ-1224 1225 cable. On tape. Available separately for 29.95. rtty ascii amtor cw interface cartridge INCLUDES MFJ-122B, SOFTWARE ON TAPE. ADD VIC-20 OR C-64 AND RIG TO ENJOY COMPUTER IZED RTTYMSC1I CW. ORDER MFJ-1228 MFJ-1264 FOR...

Connecting Ttl To The Outside World

The output oi a TTL chip isuch as the 6520 PIA cannot oe connected directly to another device it simply doesn t have the current carrying abilities. However, small loads can be conlroiled with the aid of a PNT gt ur NPN transistor ChoOsu a IranSiSlor with enough current-carrying capability to drive your load For controlling very large loads, it is recommended thai you use ef-thtif a transistor or an optoisoiator. When using a relay, remember to connect a diode m parallel with Iht relay coil ro...

Production

Ltiir B ntf C r y BojCf Pa'- eli Btftairv FttWa Davles Linda rew Sanara Du kette Siar Ksciia ooriSJi Marians Mowfcrav Pag I a ftamsay Jean S Lithworth Ksnneih SutcliHe FILM PRODUCTION Rot-crs M Villeneuve D nn Hartwpii Laurie jsnmson Leslie Waiden Carol Lake Jean Oul kmlm Slurdy Thomag Dennis Chhalensar. Mgr DarLene Bailey Wane Sarker Prem Krishna Gongaju Lynn Haines Cyninia Letourneau Kim ben y Nadoau Lrndy Palmiaano Heidi N Thomai Susan Wbtler

Ptt

Ptt Pin Layout

Z Modified Icom switch box for use with Yaesu F T-208R. Asterisks show new or rewired components. allies the built-in mike on the handie-talkie when the remote-mike PIT switch is closed In addition, the speaker output rrom the Yaesu radio c arries a dc voltage, which requires a slightly different earphone circuit as well. fig 2 shows the modified circuit of the switch box as terisks in Figs. 1 and 2 identify those components which have to be changed or added in Fig. 2, a 1-uF capacitor is...

Hd Ultrapro Cw Keyboard

Tne H0-8999 Ultras CV, Keyboaro centiy devei amp ped fiy Heath Company ,s a third generation of code computers. A 64 characier type-ahead buffer permits typing taster than ihe keyboard is send inq. Ten variable-length buffers eliminate when storing text Messages stored in the buffers can be compiled, corrected, or transmitted with no more than three Mooef 40j j from Bird Electronic Cow ra ion. questions about applications or installations, Tine toll-free service is effective immediately. For...

Xy

Nmw iHj iiir VIW I It Et put W iput .i jl V1M1.U-1 IUI -MULUh - s MMI.14- E S V1MLJH MM1 A12 Wi MV1L43 M MI -12 ii Send 40c stamps for full details of ourVHF UHF items. Pre vekMor filters Pre-anipliliers ntcnna Lo gt A-pa.vs filters iranwcriers C rystal Fillers aractnr Kipleri Converters Npexlrum Entern lionul, Inc. Pom Office Box 1084 Concord, Mass. 01742 LSA oseph I Carr K4iP 5440 So. 8th Road Arlington VA 22204 Digital needn't be difficult Let K4IPVguide you through the fundamentals of...

Element Operating Habits

25f ii ihe users were restricted to data communication only no phone or CW operation would you oe in favor of a no-code 230-MKj oigitai-ciass license 26 Would you be in favor of i no-code 220-MHj digital lass trckiji if it permitted phone operaiion In addition to data transmission 27 Have ,ou ever used a personal com puter in connection with your amateur radio activilies Yes 70 Up 11 percent from fast year A very good Sign 20 Is it time to completely deregulate am ateur radio bv having the FCC...

Communications Specialists

426 West Taft Avenue, Orange, CA 92667 714 998-3021 Entire USA 800 854-0547 See List of Advertisers on page 98 Whatever package style you use, special care should be taken in mounting. All burrs should be removed and the best-possible contact between the device and the heat sink must be ensured This means using heat-conducting compound on all devices As you install each device, verify that there are no shorts to the heat sink, ihe precision emitter resistors that I used were ham-fest specials,...

Eugenios First

This happened in the city oi Fortaieza and was reported by America PY7VBG When Ml tie baby Eugemo v as horn on December 6 1932, nobody could Imagine that his first cry would be transmit led on the aff on 3 frequency full of friends of his mother. Maria PT7LB, When Maria arrived at the hospital to have her baby, at about 4 00 am, the only room available did not havt a lelephone, so she decided to keep with her the 2-metet hand-held equipment to In south ith her husband he tiad had to return to...

Momett Mo

Tne Oiark Amateur Radio Society win nold ihe 3rd annual O arks Amateur Radio Club Congtev and Swaplrst on Sunday, September .i. 1984, beginning ,'.i 11 00 am. at the M nott City Park, Jimctlon oi highways US 60 nnd MC 37 Monelt MO ibe ween Sptinglietd and JoplirT Hi ere is no admission charge arid no charge for swap space available on a fjrst-come firstserve basis . The buffol dinner begins at 1.00 pm tbring a single covered dish and ah,ire in Ihe feast . Talk-in on the 146,3711.97 lepeater and...

Lsn

As a leading manufacturer ol precision motor drive systems, we believe the newly developed DR10 is the finest dual drive system for satellite antennas. To provide you the highest level of performance and convenience, the DR10 Dual Axis Rotor features COMPACT CONTROL UNIT WITH SELF CONTAINED AC POWER SUPPLY SINGLE DUAL SCALE METER AZIMUTH ELEVATION SINGLE 8 WIRE CONTROL CABLE BELDEN TYPE STANDARD TOWER TOP MOUNTING ACCEPTS V INCH ANTENNA BOOM SERVICEABLE WITHOUT ANTENNA REMOVAL DYNETIC SYSTEMS'...

Charlotte Vi

The annuel 8ARC iniernaiional Hamfesl will be held on Saturday and Sunday, August 11-12, 19 amp 4. at the Old Lantern Campgrounds. Charlotte VT. Tickets are 00 for boih days and heterodynes under will be admrTted free. Fiea-marnet space is S2.00 and Indoor space is S5.00. Over night camping will be available and features will include the Can-Am tug-of-war. Talk-in on .34Z.94. .01i.61, and ,52 simplex. For additional information, contact Roger Farley WAlGZE, Presideni, Burling ton ARC. PO Box 31...

Aea Mbatext Software

The power of computer world processing has come to amateur radio The AEA software packages fo me VIC-2C and Commt gt dore 64 computers o 'er a wry versatile approach to several mooes of amateur transmission Known as MBATEXT for Morse Baudot. ASCII these so It ware package trans arm your Commodore computer into a sinte-of-Ihe-art communications terminal. There are l o many features included m MBATEXT that it is difficult to find a starting point MBATEXT cornil j a plug n cartridge, much like the...

J

Station power supply, SP-40 ornp act mobile speaker SF-E 0 compart mobile speaker MA-4000 dual-band rnobiie antenna with duplexer. WC-55 mobile microphone with timeout tinier, and a SW-100B SWR power meter. More information on the TM-201A M-401A and TW-4000A is available Irom author zed dealers o Trio-Kenwood Communications 1111 West Walnut Street CompWi. California 90220. A Lamendota KC2NT 225 Kaymar Drive Rochester 14616 Can't get your signal out of the backyard Build KC2NT's antenna matcher...