Transformers

2099459-00 28 V 1. 5 Amps 9.6V 9 Amps 16, 8 V 300 MA 8 l. 00 6 l. 00 6 l. 00 6 l. 00 6 1.00 NE555V TIMERS - 39 each or l0 5. 00 NEW DUAL COLON LED ,69 each or l0 5, 00 Motorola MirW 252 VHF power amplifier. Frequency range 144-343 MHz. Output power 25W. Minimum gairt 19. 2 dB. Motorola ri transistors. Selection Guide t Cross-Reference RCA Triacs. Type T2310A. TQ-5 Case with heat sinks. Amp, 100 VDC, Igt 3 i A Sensitive gatt RCA Triacs. Type T2310A. TQ-5 Case with heat sinks. Amp, 100 VDC, Igt...

Info

An absolutely fantastic bargain exclusively from Digital Research. - Precision and quality at its finest. Input Voltage 120 or 240 VAC - Output Voltage + 5J5VDC 6 amps, + 12VDC 1.5 ampsT 12VDC 1 amp, -45VDC .02 amps, + 70VDC .5 amp, -250VDC .2 amps. Measures 12x7 x 2V4 in. Measures 23 Mounting Centers Perfect for Computers, or anything that needs to be glitch free. By the name in filtering, Sprague- JN17-51098-Has I E.C. Power Line Connector. 2x3 Amp- 115...

Port Jefferson Li Ny

The Suffolk County Radio Club will hold its ARRL-sup-ported 4th annual Electronic Flea Market on Sunday, Septem* ber 13, 1981, with a rain date of September 20P 1981. The site is the Odd Fellows Hali, Jane Boulevard, Port Jefferson Lf NY. Walk-ins will be 1,50 and sellers will be 3,00. There will not be any charge for XYLs and harmonics of attending hams. Gates will open at 7 00 am. Bargains, prizes, food, and hamshlp will be available. Talk-in on .52, .94, and 223,50, For more information,...

Jh

P O Box 892 Marysvifler Washington 98270 (206) 659-4279 Model I or Model III, external terminal unit ASSEMBLED & TESTED 325 Woshmgtcin resident odd 5 3 soles to* ASSEMBLED & TESTED 325 Woshmgtcin resident odd 5 3 soles to* *CES*Ccmmunitions Specialists Collins* Cushcralt* Dai wa 0enTron Drake* Husfier* Hy Gsiti* Icom* IflL* KLM Kenwood Larsen Macrotronics* MFJ Midland* Mini Products*Mirage*Mosley *NPC*New1roni 5*Nye* Panasonic Palonw Engineers* Rfigency*flobol *Shure*S(andard* Swan* Tempo...

Ces Sa Simplex Autopatch

The First Affordable Private Phone Patch Prfr-FafcncrtBd Just Assernute Open construction Suitable to enclose 36 wide by 30 deep & 72 high Shei es fldfiJHtable on 2 tented fcto 3 pcve shelves and select upnghis santi-io. ' ady for hnigfi Write ror other available sizes & options. Master Cnar e Visa. Money orders arxi Chttks F O B Fori W.iLyne (IntJ fesfdents na< l 4 sales la*) __Shipped UPS ooitotf Fort Wayne, IN 46863 Box 12304 PH. 219 745-0825 Now, for the first time t very amateur...

Indiana Quick Charge Qc Charger

Indiana Quick Charge, Inc., has announced the development of their newest product, the QC500 nicad fast charger. The QC500 is a combination home fast charger and mobile battery eliminator for nicad-powered portable hand-held transceivers. The QC500 offers a quality constructed housing of die-cast metal that measures 2-1 2 x 4-1 4 x 1-1 4 and is covered with a gray baked-enamel finish that resists marring from constant use. Also featured are indicator lights that show input voltage,...

Callbook

Here's an offer you can' reluse You receive three, information-packed, Amateur Caflbook maps, folded, plus the World At as for only 4.50 plus 1.50 shipping and handling. If purchased separately, total value of map atlas offer would be 7.50 plus shipping. You save 3,00 and get these mvaluabie radio amateur aid si 1. Prefix Map of the World, folded. World-wide prefixes. Shows 40*zone map on one side, 90-zone map on the other. Size 40 * x 28 * 2* Map of North America, folded. Includes Central...

Probably

Box 28271 St. Louis, MO 63132 Roger N, Pefmor) 25 Orchard Lane New Canaan CT 06840 At last count, there were about 30 DX programs being broadcast in English over the shortwave bands by international broadcasters, Most of these are weekly and some are offered more than once or twice a week. The sheer number of such programs is some indication that station managers either know or believe hat shortwave radio listeners like this type of broadcast. The World Radio TV...

Qj

Pama schematic of i-f board PB-1704 showing original connections of A F402 and related components. Fig 7. Pama schematic of i-f board PB-1704 showing original connections of A F402 and related components. the art thatr despite fringe bells, whistles, and cosmetic changes, nothing 1 can find on the market has measured up to the 25-year-old design, at least in the receiver department In the final analysis, 1 have been forced to the conclusion that, because of deficiencies in various...

Irk Tory

The Sou hwKths mon Sjogrtssive commuidai-l ions tampany < roc k i K enwood Icon Yatsu, MFJ, DiW, Asiron, L jfscii, Cushcraftj Ky Gain, DtiiiCJE, and n rc. Would like to scrVt yoiit Pnwtf C-ommuoJcittooA Corp 1640 Wat Cundh * Mil. r Photnbt AZ 95015. 241*WAtl. JllD'l Httlrtmk*, SepuM* Bfcd., Culver Cllj CJA 9G130, JNMK3, Trade-. 463-1(556 San Dic o. Call lis for a low quote. Complete lines ICOM. DenTEun, Tlt-T , Mirage. CubkT Lunar, 4iX)0 electronic products for hobbyist, technician....

All Hf

Collins Special 250 Hz FILTER Only 90.00 ea Use for 75S-3S C Equals or Excels S400 Collins Unit Ra p i C. Sanson WB6IBI 506 Hilda Court Anaheim CA 92806 If you are wondering what the relationship between hams and balloons is, read on. It all startedl in 1979 when Dr. Tom Heinsheimer, an aerospace scientist with a sincere love of ballooning, according to Nate Bright-man K6QSC decided to revive the once-famous Gordon Bennett International Cup Race. The race continued with great popularity through...

Weather Satellite

Valuable information in this fir si edition is not included in Dr, Taggart's Just published DOOk The New Woaiher Satellile Handbook (see above). Chapters such as How to Buiid an Electric Timer for Satellite Tracking1' andBuilding an Automatic Control forthe Satellite Receiving Station will no longer be available when this edi uon is out of print. This is a good entry level text for those discovering the exciting new use of weather satellites. Regular price 4.95...

Bassett Helium Trap Antennas

High efficiency multiband broadside dipoles that use only one coax Tine. Sealed helium filled traps, ceramic frequency control capacitor. with heavy duty solid copper inductors Engineered for up to 2KW-PEP-SSB Over 30 differed amateur systems including the new VAC-30 40 75 lor off the shelf delivery Commercial systems designed to specifications. Wrile or phone for iree brochure and price information on ail trap sysrems mobiles, and accessories 1633 NE 14th Ave., Bldg 11 Ft Lauderdale, Fla....

By Dr Ralph E Taggart

Here is the compteteiy updated and revised edition of the best-selling Weather Satellite Handbook containing all the information on the most sophisticated and effective spacecraft now in orbit Dr. TaggaM lias written this book to serve both the experienced amateur satellite enthusiast and the newcomer. The book is an introductJon to satellite watching, providing all 1 he information required to construct a complete and highly effective ground station. Not Just ideas, but solid hardware designs...

Grayslake Il

The Chicago FM Club will hold Radio Expo '81 on September 19-20, 1981, at the Lake County Fairgrounds, Rtes, 45 and 120, Grayslake IL. about 30 minutes north of Chicago and 45 minutes south of Milwaukee. The flea market is open from 6 00 am to to 6 00 pm and t he exhibits are open from 9 00 am to 9 00 pm on both days, rain or shine. Tickets, good for both days, are 3.00 in advance and 4.00 at the gate. Features include seminars, a iadies program, prizes, free parking, a new camping site with...

Jersey Devil Station Wjug To Operate Halloween

The West Jersey Radio Ama* teurs (WJRA) will man a special operat ion from (he South Jersey Pine Barrens, the haunt of the feared Jersey Devil. Beginning and ending at midnight, the cou* rageous WJRA group will attempt to operate the entire 24 hours of Halloween. October 31st. A certificate engraved with a countenance of the Jersey Devil will be sent to all stations worked who send an SASE to WJRA, PO Box 62, Burlington NJ 08016. Frequencies to be used are 15 kHz from the bottom of each General...

Boo To Home Brew

I'd like to say a few words in defense of store-bought ham gear It seems kind of fashionable these days to heap scorn on so-called appliance operators ' who offend the old guard by not personally building all their transmitters and receivers. At one time, everybody built everything, because that was the only way to get hold of the stuff at a price within the average ham's budget. It was more a necessity than a virtue, The practice had several undesirable side effects. First, It limited the...

Mvd

M KB-2000 Morse Only) RTTY ASGIt Option * Copies Morse Code directly from your receiver * Automatic speed tracking with self calibration * Manual speed tracking to give operator more control Active fitters and digital sampling for increased noise rejection * Operates with any TV set, no expensive monitor needed * page display with 16 lines of 32 characters per page * Attractive anodized brushed aluminum and gray wrinkle finish case, only 3 x 10 x 10 in. RTTY ASCII option includes demodulator...

Sep

The Genesee County Radio Club, along with the Bay Area Amateur Radio Club, the Lapeer County Amateur Radio and Re peater Ciub, the Saginaw Valley Amateur Radio Association, and the Shiawassee Amateur Radio Association, will hold their fifth annual Five-County Swap-N-Shop on Sunday. September 20. 1981t from 7 30 am to 4 00 pm at the Benttey High School, 1150 Belsay Road (jusi north of 1-69), Flint ML Tickets are 2 per person in advance and S3 at the door. Children under 12 will be admitted free....

M

Legend K Kit only KC Kit or completed M Manufactured (possible minor assembly neededj. Table 3. OSCAR supp er charf (not all inclusiveJ. It should be remembered that az-el is not needed for beginning OSCAR communications preferably, it should be graduated into as the operator's experience increases. Most of the various components mentioned require 12 volts dc at various amperage ranges. Unfortunately, commercial power supplies for anything over two Amps are rather expensive, Depending on the...

Confidential Dealer Price List

Why spend *5K to 10K on a salellile Earth Station when you car buy at dealer pric s You can recurve 60 and more television stations, Current uncul mqvies. Pro games each Sunday sporting evenls nol available on commercial T V. l+ve Los Vegas entertainment special children's and religious programming and much, much more Buy one. your choice at Dealer prices Systems lor home or commerciat use We will also mate recom mendations Tor your Earth Station location as lo equip menl needed Complete...

Crystal Filter

WP8 FL33406 The greater the number of poles in the IF filter of a receiver, the greater its selectivity and freedom from adjacent channel QRM, Most manufacturers of modern sets provide SSB filters as standard equipment and offer 6-pole fillers as extra cost options. A simple way to improve all such sets is to add an additional 8-pole SSB filter in cascade (series) with the existing filter, thus providing up to 16 poles of f iltering in both SSB and CW. Even better,...

President

Deborah and Steve Franklin here at Universal Communications would like to share our first anniversary of doing business with you. As our second year starts we hope to maintain our fine of quality products, and to introduce new ones as they are needed in the Amateur and Experimenter fields. To help us cefebrate the success of our first year, and the beginning of our second, we invite you to take advantage of the price reduction on some of our proven products, shown below. I would like to thank...

Ct

On Screen For Baudot Diddle Four Internal Mark-Hold shifts RTTY Demodulators High or Low Tones . High Tones U S Standard LED Tuning Indicators Low Tones IARU Standard pr 103 Modem 1070 1270 HZ -J Rar . 202 Modem 1200 2200 HZ Plus Transmit I and Receive With RTTY Loop Devices Signals Internal Speaker Plus External Output CT2100 Communications Terminal Printer 300Bd Serial ASCII-MPI-88G RM2100 Rack Adapter MSG2100 2000 Character Brag Tape ROM 24 Line Display 2 Pages of 72 Character Lines

Voc

Mode amp 75- n Aittiont-V - S amp B in 10 wi t i jv Model KEB 100 Wait Lift Art erw Ttiis ig pen f I- sn edlorATV SSBor FMopcv r Write or tal To- OUT talent Vucferi 2ttt norir ira o ait-uw Or gt - si 5 - i i i NEW ENGLAND'S HAM STORE Stocking Distributor for Major Equipment and Accessories CLASSES ARE IN PROGRESS-INSTRUCTION FROM NOVICE TO EXTRA. CALL TODAY FOR THE NEXT STARTING DATE 617 391-3200 206 MYSTIC AVENUE MEDFORD, MASS. 02155

Mooel

MODEL PLF-2 improves weah signals as weM as imape and spuncjtjs lection o oiosi receivers. Direiit s Mc inc to fee a p'eamp incLuiies i gt w supp i1 VAC jvired tested U2M MODEL PLf -2E 240 VAC 50 60 H Ojstfal .o iST.M MODEL PT-J For rran amp ceiyer Continuously unable from 6 to 160 meters. Features dual gate FET uanshMor amplifier lor improved receiver sensMwity ano low no lt 5f figure Requires no iranscei e modificalions and can nan dte up 10 J50W transce-ver Duipui 11 7 VAC GO H ITS.tt MODEL...

Ft-208r Display

Have asked for and the quality you demand, these revolutionary frontiers in Amateur Radio With the features you are your passport to the newest FT-48DH 143,5 to 148.5 MHz SSB CW FM FT-7 SOU - 430-440 M Hi SS6 CW FM 4 SC-1 Station Console w Oigital Clock A compl te microprocessor-based communication system with convenient switching of scanning and microphone controls, AC power supply, and 16 button tone pad Battery Powered NiCd C-Cells Optional LCD Display with Night Light USB LSB CW FM with...

Visa

Hurry and order now Send Chech or Money Order. To expedite prompt shipment Call TOLL FREE and use MASTERCARD or VISA phone COO orders accepted. Prices shown DO NOT include shipping charges Older YAESU FT 10 LID Mk 11 9-031 4 lBOw, HF Iran , ceiver with AM A mid priced unit loaded wilh features Both digital ani.J analog readoul Variable IF bandwidth, noise blanker, RF speech processor built-in 17 VAC amp 115 VDC with optional OC DC converter Uses FT 90 DM accessories 13JVw 7h- 13 d 33ibs YAESU...

Ha

T need a schematic and any possible information on a Model 305 Stewart-Warner radio made about 1928. J will pay any reasonable price. I need a supply source for a solid-state HV rectifier diode 25 kV for a TV CRT. l need a replacement cabinet back tor a Hallicrafters Model S-38B shortwave receiver. If anyone can supply one, please quote price. G. D. Prewitt K42C0 129 N. Maysvllle St. I am in need of Collins equipment, either for parts or units which can be repaired. I need a schematic and or...

Mc Ter Transmitter

Denny fOSLG shortens a CB antenna to 70 meters. Fig. Pine Grove 2 10-meter crossband repeater. Blue Mountain for the past 7 years. Denny was the owner of that repeater and was responsible for putting Pine Grove on many a ham's map through the repeater's reliable service and friendly operation. Now there apparently was a new subband repeater somewhere close by and my curiosity was growing Where's the new machine, Denny I said impatiently. ''Across the street in my basement ' he smiled. It's all...

Cde Ham Iv Rotor

CABLE RG8 U Foam 95 Shield 8 wire Rotor 2 1 0r 6 22 BUTTERNUT HF-5V-1II 10-80m Vertical KLM ANTENNAS other antennas in stock 1 60V 1 60 Meter Vertical KT34A 4-Efement Triband Seam KT34XA 6-Elercient Trcband Beam 144-148 1 3L8 2m 13-Elemenl wNth balun . . 144-146 16C 2m 16-Element for oscar 420-450 1 4 420-4 50 MHz I4-Elemem Beam 420-450 1 8C420-450 MHz 1 8-Element oscar 432 16LB Ifinlem. 430-434 MHz beam balun HUSTLER 5BTV lO-SOm Vertacat

Swr Bridge S A R A

With iuai reaima meters. 1000 watts RF 3.5 ISO MHz. Reads relative power output, 305 Airport Ra Oceanside, Ca 920SA 1.714j 757-7525 Mar n W. Krey K7NZA 7037 E. Chaparral Road Sco t ale AI. 85253 ould you like to help another ham to break out of a silent sightless world in which he or she perceives only through the senses of touch, taste, and smell If you get the chance, you might have to slow down your code speed and sharpen your listening a bit, but when you are hit with the full impact of...

Automatic Antenna Tuner

The Daiwa CNA-2002 marks a major advancement in antenna tuner technology with a compact, economical, and automatic 2.5-kW antenna tuner. The relatively small size of the CNA-2002 is made possible by a Daiwa breakthrough in highvoltage variable capacitor design. The large, old-style, variable capacitors have been replaced by small, rugged, encapsulated units. The CNA-2002 makes it possible to achieve an optimum antenna match in a minimum amount of time. tuner becomes automatic whenever the...

Morseakeyer Cw Keyboard

A low-cost, dependable CW keyboard is now available from Microcraft- It features an industrial-quality keyboard, a rugged steel case, and a 16-character allows you to type slightly ahead of the text being sent. Also included are an internal speaker, a sidetone monitor, and a buffer-full LEDwaming. The speed range is 5 to 45 wpm, standard, but can be easily increased by changing one resistor. A reed relay is used to key your transmitter and to provide isolation between the keyboard and...

Boulder Co

The Bouider Amateur Radio Club will hold BarcfesU81 on Sunday, September 27p 1981, beginning at 9 00 am at the Boulder National Guard Armory, 4750 North Broadway, Boulder CO, An admission donation of 2.00 per family Includes swap space and door prize drawing. There will also be a snack bar and an auction. Talk-in on 146,10 70 and 146.52. For further information, contact Mark Call N0MC, 4297 Redwood Court, Boulder CO 80301, or phone 303 -442-2616, I'm looking for a Swan 500 transceiver operation...

Scanner

Chances are the police, fire and weather emergencies you'll read about in tomorrow's paper are coming through on a scanner right now. Ail scanners sold by Communications Electronics bring the real Jive excitement of action news into your home or car. With your scanner, you can monitor the exciting two-way radio conversations of police and fire departments, inteJIigenceagencies, mobifetele-phones, energy oil exploration crews, drug enforcement agencies and more. Some scanners can even monitor...

Amsatoscar

560 miles high 103 minute orbital period Introducing incredible tuning accuracy at an incredibly affordable price The Command Series RF-3100 31-band AM FM SW receiver No ___ PLL quartz synthesized tuning and h irf all-band digital readout for as low a ' price. The tuner tracks and locks anna i onto your signal, and the 5-digit dis- play shows exactly what frequency you're on. H There are other ways the RF-3100 commands the airways It can travel zmmmm the full length of the shortwave band...

Q

DELTA symbol of change and the first HF transceiver with all nine bands offers more of the features you need for these changing times. Today's operating demands the changes a DEL' A station offers. All nine HF bands in all solid-state design with optimized receiver sensitivity and selectivity. 200 watt. 100 duty cycle no-tune transmitter. QSK, VOX. PTT ALC, Notch, Offset, and more. All in a compact, ready-to-go-anywhere functional design hat offers light weight, thorough shielding, and...

Cb Radio

Citizens Band and amateur radio have had a curious relationship over the years. Like two rivai siblings, they vie with each other for Daddy FCCTs affection. Amateurs are like the brother who went to college. Hams are worldly, cultivated with all the latest conveniences at their disposal. CBers, however, have the tough life. They've garnered the reputation of the black-sheep brother who hangs around the local bar, caging drinks from feliow barfjies. A CBer is opinionated and crass rough on the...

Weatheradict

Radio Shack, a division of Tandy Corporation, has announced a new three-channel VHF-FM weather broadcast receiver This latest addition to the company's line of Weatheradio-' receivers features crystal control of tuning for instant station selection with a simple three-position switch, eliminating the problem of off-channel tuning and drift, The crystal-controlled Weatheradio 12-152 receives NCAA National Weather Service broadcasts on any of the three channels used 162.550, 162.475, or 162.400...

Icomhf

Two Great Systems to Meet bur HF Needs IC-72QA 9 Band Xcvr w General Coverage Rcvr K-AH1 - Automatic Bandswitching HF Mobile NE Bellevue WA 98004 3331 Towerwood Dr., Suite 307 ipeciflcitloiu 9tr approximate ami subject to chmnfr without no tic c or obligation. VII ICO M radios igciificajitl acwd FCC regulation ioceiyn O'Donnett WB2CMH RD 2, Box 17 Weltsburg NY U894 hams help New York's Special Olympics he motto of the 1981 New York State Special Olympics was Let me win, but if 1 cannot win, let...

Cl U I

Mi- ai i u- UL Murtal 320 IWh un assembled 25 PfiONI capKHv J37.su wrfh hmer 69 5D 6 PROM capacity OSHA UL version 178.50 wilh tuner 108.50 , 16 M IjO MHz doth 2K RAW ROM Breadboard space EncelPenl lot ccnlrot Bara Boa' 128 50. F ll Kit 99.00. Monitor 120.00. Powef Svpply Kil 35.00 liny fliiic S3D DO SK State Godbou Ewno HA Kit 1-59 00 m SatK Gc-iiiic J Ecotio XIV Kit 269 00 24K Slate Gotibout Econo XX-24 Kit 414 00 32K Sljtc Go tiOuT tcono XX Kil 537 DO in Dynamic RAM Kit DO Comp iC...

Ham Help

I need a schematic and service manual for an HF receiver unit of Mode RBM-3 radio equipment type CCT-46077,1 will pay for schematic manual or copy or I can copy and return original. Thank you, Larry Steele KfUKO 5060 Chickweed Or. i need instruction manualsfor the Realistic DX-160 and the Allied Radio 2589 receiver I will pay postage for photocopies or originals. I also need a Knight T-60 transmitter unit and schematic. Kevin Neal Rte. A, Box 221A Fllppln AR 72634 I need some help in obtaining...

Welz Sp 300 Swr Power Meter

Welz Swr Meter

NOW HAL Equipment is in stock at leading Amateur Dealers. a little digging for this meter is worth the effort Behold, there are swr meters thick upon on the Earth, but a truly great one is as rare and elusive as a camel without bad breath. So says a ham friend of mine from SU-land, and, you know, he's right There must be at least a thousand different swr meters available, but of at these, I can count the ones which do everything wetl on the fingers of one hand It seems that there are two basic...