Wwv Receiver

Get time & frequency checks without buying multiband hi rcvr Hear Geo Alerts for conditions affecting radio propagation. Very sensitive and selective crystal controlled superhet dedicated to listening to WWV ci 10.000 MHz_ Performance rivals the most expensive receivers . RWWV Rcvr kit PCB onty 559 * RWWV Rcvr kit with cabt spkr. & 2Vdc adapter 69 RWWV Rcvr v red tested in cabt with sokr & adapter * Buy at low, factory-direct net prices and save For complete info, call or write for...

Goes Camping

James Bassett KA1FPP 7 7420 Silver Leaf Way Las Vegas NV 89117 Now Lhat summer has arrived, if S time to get out the camping equipment. My list starts with QRP rig. CW key, mike, coax, some wire, sliiiky. Did he say slinky Did he mean the Slinky kids play with Yep, sure did. Seems the Slinky erii-eal fits into the camping box better than the 25-foot trap vertical or the poles needed to hold up a dipole, The Slinky is cost-effective last time I bought one it was under 2. I camp quite often at...

The Team

Bill Brown WB8EI_K Mike Bryce WB8VGE Joseph E. Carr K4IPV Michael Geier KB 1 UM Jim Gray W1XU 7 Chuck Houghton WB6IGP Or Marc Leavey WA3AJR Andy MacAllister WA5ZIB Dave Miller NZ9E Joe Moeli KOOV Carole Perry WB2MGP Jeffrey Sloman N1EWO Frances Hyvarinen Roger Smilh 603-924 -005S 800-274-7373 Fax 603-924-8613 Editorial - Advertising - Circulation

Raibeam Users Say It

I'm impressed that the 2 element Redeem averaged tess then 1 S-unrt down from my 30' boom, 4 element 20m quad on DX< it receives as quiet as the quad and the F B ratio is exceitent * K5UA V pieced in the top 3 wortdwkte on 10m in the 1995 WPX with 400 watts and a Raibeam at 46 ft 2L1AXB V compered to the Raibeam my KT-34 seems tike a dummy ioed-.r ZL1SB ' only 2 elements and ft beat my Log-penodic on DX by 3 to 4 S-units unbeiievebter _W5CKP . .it's the best antenna I've ever used in 50 years...

Mfjc

New for 1996 - MFJ AirCore Roller Inductor Super Heavy Duty Components Made in U.S.A. peak average Cross-Needle S Y RJ Wattmeter Antenna Selector * Balun Built-in Dummy Load More hams use MFJ-989s thanany other 3 KW tun MFJ uses super heavy duty roller inductor variable capacitors antenna switch and balun to build the worlds most popular 3 A'M antenna tuner. The rugged MFJ-989C handles 3 KW PEP SSB and covers L8 to 30 MHz, including all MARS and WARC hands, MFJ's new 1996 AirCore Roller...

And Get The Atv

Many ATV repeaters and individuals are retransmitting Space Shuttle Video amp Audio from their TVRO's tuned to Spacenet 2 transponder 9 or weather radar during significant storms, as wetl as home camcorder video from other hams. If it's being done in your area on 420 - check page 536 in the 95-96 ARRL Repeater Directory or call us, ATV repeaters are springing up all over - all you need is one of the TV04G ATV 420-450 MHz downconveters. acid any TV set to ch 2, 3 or 4 and a 70 CM antenna you can...

Meter

Ces 4700vp

Easy to build amp boosts your 1 -5 wait HT to 20-35 watts for mobile or fi ea operation. Includes painted case and heatsink Covers 144-148 MHz plus MARS CAP. Fast RF-sense T R switch. Build either class AS or C BNC input, S0239 output. 1200A factory assembled 119' Does it get any better than this RF Neulink is now shipping its Skyline-RTUs with a no-cost repeater option the repeater function is implemented via the serial port. Each RTU is a fully integrated subsystem that in-eludes a UHF...

Ultimate Modification Bible Volv Newest And Most Completent

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The Ten Tec m Transceiver

Amateur Transceiver Kit

Have a ball building this great little 200 rig, Jeff Gold AC4HF 1751 Dry Creek Road Cookeville TN 38501 This time Tin really excited With all the new no-code Techs, the most common ham buy these days is a 2 meter transceiver Since I have always enjoyed operating radios that I have built myself, the fen-Tec T-Kit 1220 looked I ike just the ticket. Besides, while building, I am also learning how the equipment works, so I'm more likely to be able to repair it. Ten-Tec is lilting the void Heathkit...

Mini Kits

TERMS- Satisfaction gmiTJinlwd Fiammfl lor 10 days If not plossod rtturn m art9m.1l towi iqt refund Add SJ 95 Tot shipping h.indttng and insurance tor foreign orri , add 7W- tor surfs mail COD U S only SS00 Qivtw under S20 add S3 00 NV restart ndrf 1 les taiL 90-day parts warranty an kit pi rts t-year parts amp labor warranty on wnod uniis RAMSEY ELECTRONICS, INC 793 CANNING PARKWAY VICTOR NY 14564 For a slick irttle ORP boost, use one of the 20 Wait amplifiers. Needs oniy 1 2-2 watts of dnve...

Vee Antenna With Vertical Tails

A multiband antenna with low-angle radiation for the low bands. NizarA. Mullani K0NM 719 Santa Maria Sugar Land TX 77478 As we languish in ihe minimum in sotar sunspot cycle, the major part of high-frequency communications is going to be carried out in the 30, 40. and SO meter bands for the next couple of years. Horizontally polarized antennas for these bands have to be installed in excess of 50 feet in height to obtain the low angle of radiation ncccssarv for DX work. Venicall gt polarized...

The Raibeam Eats Yagis For Lunch

High performance 2, 3 and 4 element mono-band beams for 6m thru 20m featuring WA7RAJ s critically coupled, bi-periodic' dual djive system Gel the DX edge with higher gam - lowe radiation angles - high p-h ratio - iower noise, plus a 100vc performance guarantee - High quafrty aluminum amp stainless stee hardware Buitt to survive 2 KW PEP Raibeam Antennas Int'l information 9 am-5 pm MST 5638 West Alice Ave., Giendate, A2 85302 602 931 -91 35 Monday - Friday

Info

Some variations of the antenna designs that I've simulated on my computer AH antennas were simulated at a height of 35 feet The length of the vertical tails can be decreased to 24 feet, if necessary. Table . Some variations of the antenna designs that I've simulated on my computer AH antennas were simulated at a height of 35 feet The length of the vertical tails can be decreased to 24 feet, if necessary. I built a lest antenna with 135-foot horizontal components and 34-foot vertical...

Simple Crystal Activity Tester

Check and match crystals for your home-brew projects. J. Frank Brumbaugh KB4ZGC RO. Box 30 - c o Defendini Salinas PR 00751-0030 uarlz crystals are found in practical everj piece of electronics used by today's ama-lams who build iheir own equipment find themselves using crystals in many projects. Mans low power transmitters and double conversion receivers require crystals for their stable oscillators. Crystal ladder filters used in receiver IF circuits must have crystals closely matched in...

O

Partial diagram showing the control computer interface circuits Photo .4 Rear pawl vie ir showing the added computer interface cable and connector. radio it looked as if I'd have to add some buffering, level conversion, and signal inversion, and come up with some scheme so that 1 could connect to CNfi, as shown in Fig. T CN6 is the serial data interface connector, and supplies TX and RX data, handshaking, and a 5-volt power source, The rear panel ot the TS-50 didn't leave room u gt add a...

With Clrss

Carole Perry WB2MGP Media Mentors Inc. P. , Box 131646 Staten Island NY 10313-0006 The Dayton HamVentioa is an even J look forward to all year round. This year I was particularly excited about Forum on Friday afternoon. I had put together an impressive group of talented speakers, and couldn't wait to meet with them. Besides being experts in their own areas, they are all high on my list of great folks I look forward to seeing. At ihis yearly forum we attempt to present a variety of ideas,...

Circle On Reader Service Card

Applications 2000a

Hamtronics has a tie version til their long-popular Subaudible lone Encoder Decoder module. The new TD-5 has several new features, including crystal control for precise tone accuracy and a convenient DIP switch lor tone selection without test equipment. The TD-5 will let you vjso your existing EM transceiver to access all your favorite closed Bucfcmasier's HamCall C D-ROM April 1996 edition is now available, from Buck master or your dealer. Get complete i'S mid extensive international listings...

Broadcast Transmitter

The FM52 tudio qtfBlrty nansnptter - r 7J pfograrrmaiM to any FM brcadcast H j amp nqry Unit Mint ALC. 2 1 ctxnpfBssor. auao bultat i anfif'Er, pfB-empfiaSJS., oil Oft fitter, stereo generator OQ bl PLL tuning. 75tvKfiadtT . 50QmW pcn T output snl a spec a boductory KliG rfor -, V Sc r mwt tt ' iik iOO-fflJ-Tr ff F r rtn-L m o 4 f 1067 T K 4 J6-243-226C C4, C5, D2 and D3 should be physically close to UL All other wiring carries only DC voltages and can be any reasonable length. Operation is...