With Nmo Type

5 8 wave 2 meter mobiJe antenna with cable,. MB-2 MB-220 M0-44 MB10 M-150 MH-440 2 meter 220 MM .-uo MH I0 meter 1 4 wave artt& THE TUNED ANTENNA CO, 9520 Chesapeake Dr., 606, San Diego, CA 92123 MB-2 MB-220 M0-44 MB10 M-150 MH-440 2 meter 220 MM .-uo MH I0 meter 1 4 wave artt& Terms CO.D, check or money order Pease add S2.001 or hrst antenna and 51.00 for each additional antenna cover s jp-ng and handling Terms CO.D, check or money order Pease add S2.001 or hrst antenna and 51.00 for...

Mailing Your Osl Card

If you do work Heard tsiand this winter ei(her VKCHI or VK(US you will wan to get a OSL card confirming the contact tn Ihe last two months wr.j discussed how to design and lill oul your QSL. This month we'll look at ways lb gal your card to the right place. I'll discuss Ihese methods roughly In order from slowest 10 fastest. By Tar ine easies way to serid your OSL 10 another ama-eu' in another country is- a the OSL bureau system Every crvilized country iand some inai aie not has an incoming QSL...

Plus Shipping

OPERATION FN or SSB cditifllitely lircarl Da AB1 REVING ftf stirBiid mtti htgb i. ntayi POWER REQUIREMENTS rypiul 10 want 13 ampt at 131 VOC FftEAMP 1 BOB gam iritrnmutn tHOFSE FIGURE Iett Ihsn 1 5 D8 PREAMP KEYING mdepc-niJeiii - para ry Rf BClualrd nlayt CONSTRUCTION wrap around jjliiiTiinurn heal sink pi& tas 3ED degrees cooling SIZE 7r'(w x 6(ri * T h WEIGHT 3 lbs. o S IS AMP SUPPLY wt 13 Itat n i B 'jdl IMMEDIATE SHIPMENT All PARTS AND L iriOF WARRANTED Q1E FULL YEAR VJ90FI Amolrfi(r...

Kcc

IN BUSINESS AT THJS LOCATION SINCE bargains today as a r-isultol Ihe solid-state revolution, ICs, and mass production. Japan with nearly one million licensed hams, has such a huge market for new ham gear that the production quantities have brought down the cost of manufacture to much less than one half what it would be without them. Each doubling of production normally drops the cost of manufacture about 15 or so. So, though we hams are building more than ever before, we also are buying as much...

Srt

BuitHn demodulator & AFSK modulator for 170.425,850 Hz shifts, high and low tone paire 60,66h75,100,132 WPM Baudot, 110,300 Baud ASCII. 5-99 WPM Morse 1000 character text buffer with BREAK feature Ten 80 character message memories with battery backup Selectable display formats, 24 lines x 72 characters (2 pages), 24 lines x 36 characiers (4 pages), 16 lines x 36 characters (6 pages) Split screen operation * On screen status line displays a tuning bar, mode, speed, shlit, tone pair, normal...

All Band Trap Antennas

PRETUNED * COMPLETELY ASSEMBLED -ONLY ONE NEAT SMALL ANTENNA FOR UP lO 7 BANDS EXCELLENT FOR CONGESTED HOUSING AREAS - APARTMENTS LIGHT - STRONG - ALMOST INVISIBLE FOR ALL MAKLS i MODELS OF AMATEUR TRANSCEIVERS - TRANSMITTERS GUARANTEED FOR 2000 WATTS SSB lOOO WATTS CW INPUT FOR NOVICE AND ALL CLASS AMATEURSI IMPROVED DESIGN I COMPLETE AS SHOWN with 90 t L RG5QU-52 ohm re ediin , And PL259 cwntctor, Insulator*. 30 ft. 300 to test 4aercn end tup pom center connector with built n lightning...

World Time Watch

The first microprocessor watch made especially for hams The HAM-1 functions include local ttme, world time, (G.m t too) count-up and count down chronometer, day, month, date, itarm and hourly chime. It's ideal for log-keeping, DX time conversion and 10 minute l.D. timing. The HAIVM features a high contrast Seiko display and solar cell battery assist. Battery 3ife is belter than 4 years. The HAM 1 is water resistant to 20 meters, the case is 100 solid stainless steel and the crystal is scratch...

Info

Receiver rf schcmaitc. 16 73 Magazine January, 1983 don't suggest pushing the IC harder by raising the value of R40 You don't need the extra gain and accompanying headache. The faithful 40673 MOSFFT is again m service as a product detector at Q9. Notice the heavy audio bypassing and decoupling. Refer to Fig 5. An LF353 dual op amp (ICS) is used as the receiver low level audio amplifier R47 allows the audio gain to be trimmed out to suit C50 and C51 help roll off the high-frequency...

New Prqducs

Haiionaft MiCTOtet h In-, ha just in iroduti-d its new Apoiio X1Q anienna which utilizes a Wool. eight-segmentL compressiorvrnolded fiberglass reflect Thr' reflector provides high strengtiHn-weight ratio and significantly reduces the size of the shipping container thus providing savings In handling and shipping COSIS. The X10 can be erected easily by two installers. The individual reflector segments Are lnlsrchangr al gt lr and field replaceable, utilizing moen ngtai for position and self...

Digital Mania

With the new freedoms being granted by the FCCT I'd like to see some serious experimenting on our bands with digital techniques. Ham radio is never going to go anywhere unless we get busy and take advantage of the recent technological advantages in IGs. For one thing, isn't it about time that the RTTY crowd stopped puttering around, dodging QRM. and came up with some circuits which will dig out those weak signals and copy hem I tried a recenlly advertised computer ized-RTTY setup and was...

Spectrum

These ata PtQfisstonal Commercial Grade Untts Designed for Extreme Erwironmenfs i - 30 to 6 7 C All equipment assembled A tested. For 2M, 220 MHz amp 450 MHz B Poi from End F11 f wide dynamic rar g 'educes over-oa-1 spumous Re p i IMs' Sei dB i 65 KHz 13QdB i30KHi 9 PoleCrysiai 4 Pole Ceramic Flirs 'S Meter,' Discriminator amp Deviation Wir. Gutpuls _ EJCC audio qudiiiy1 East squelch1 lt 0 0005 c Crystal r Super Shsrp tF Fftt also avail, SCR200 mounted In shielded...

Be An Elmer

For iho past several months I havr- been readirii etters dir- ted to yoi. I v pro-poneni nnd opponent s of code-frei licensing 1 havii yet to read one tette that addresses Ihe central issue, which believe is hcv. v as amateurs propose to m lt e our hobby better I struggled with the code and theory as1 probably, most do ,, my caiisign aitests to lhal. The pivotal texture is that perseverance and desire can get most everyone past tho hurdles. I dtj not feet lhat 20-wpm code . 13-wpm cade nay....

S

VIKING Ind will send any of the above size tarpaulins to any reader of this publication who reads and responds to Ihis test before midnighl Jan 23. Each larpaulin lot Z08,PVC is constructed of high density fabric with vugin grade ingredients, supplied l gt gt Gulf Oil Co Dovj Chemical Co . and Union Oil Co wiih nylon reinforced fope herns double lock stitched hems, eiecironic-aiiy welded seams. 100L water proof. Vi dia i me ai grommeis ser. on 3 ft centers ,vith reinforced tr anguiar corner...

He

Modification to allow ' spotting ' of transmitter use when using PC pattern from the Februaryr 198F 73 . tone or HC6U fundamental, both crystals and sockets can be ordered from a supplier such as CW Crystals or Jan Crystals. Adjusting the high-frequency Fun-Mitter and Fun-Amp is just as easy as with the low-band versions. Again by thinking carefully through the process, the rig can be set up without problems in a short time If possible, find a VOM to use at this stage Although not...