Great Uttle Boxes

FQR LOW COST COHSTftUC TtCW DEStGtvEO TO GET THE JOB DOHE WITHOUT THE FH8A5' t R DfR rop Vf S30.00 MINIUM ORDER) A is usa. capeada vt> co b it, 'lest orwcn LLH 9 OROEA (BOO) 634-34S7 FAX (000*551-2749 TOS * FA < . SESCtm me - s& i kve- z r Pf ttspmi COWVlLB f COWROli fP J Futl DLfplox Autopatch S 911 Emergency Access Reverse Autopatch Tolt Restnctiort Voice Mail Voice ID'S DSRXKl Voice Tone D FMF Paging Scheduler Links Prog ram ma We Courtesy Tones Hardware Logic I O HF Remote Control...

Oem Quad

Canada R0K 0ED Jolephone 1-204 534-6164_hkamB rttv Your gateway to the world. Software that combines the amateur radio with a personal computer, HamWindows, Inc. 10032 Pauline Lane Huntington Bench, Ca, 92645 (714)729-4222 FAX 7141& 44-6277

Fair Radio Sales

EUREKA Box 1105 LIMA, OHIO 45802 CIRCLE 42 ON READER SERVICE CARD CIRCLE 75 ON REAOEH SEHVICE CARD 73 Amateur Radio Today August, 1995 65 Michael Bryce W68VGE 2225 Mayflower NW Masstllon OH 44646 The original NNiG rig by Dave Ben son generated a 1oi of interest among QRPers It's hard to follow up with a project lhat performs better than the anginal but Dave has another hit on his hands This rig originally started oui as a club project for the New England QRP club, and was so popular...

MFJ

Tunes coax, balanced lines, random wire. 1.8-30 MHz, Cmss-Weedle SWR Wattmeter with two ranees. Batter AC Power Puck, MFJ-tl 14, 69,95, Uses Ni-cad, regular or alkaline D cells or 110 VAC Charges Ni-cadsf No batteries. AC Power Supply, MFJ-4110, 39,95. Travel light and leave the heavy hardware at home. 110 VAC power supply delivers 13.8 VDC, 2 amps from rugged wall adapter and regulator module. Antenna, 34.95, Lightweight easy-to-carn sin de band folded dipoles for...

Tuning Capacitor Components

Introducing 11 Kits A new division of Ten-Tec Call 615-453-7172 to request your kit catalog Photo fl. The bias supply and trimpots ore on the hoard between the fuse bottlers. At the right above the tuning capacitor is a little board for the output meter components. The KF output filter is moutue< l on the right-hand aluminum bracket. Photo fl. The bias supply and trimpots ore on the hoard between the fuse bottlers. At the right above the tuning capacitor is a little board for the output meter...

V

For more information, contact your authorized Kantronics dealer or kantronics at 1202 E. 23rd St., Lawrence, KS 66046-5006 913-842-7745 FAX 913-842-2031. Kb l ROW is 2 trade mark vi software 2000 PA ( just watched a presentation on C-Spnr concerning the deaulhoriz-ing (Iheir words) of Ihe FCC It seems that a conservative *thlnk tank ' with support of House Speaker Newt Gingrich, is proposing that Lhe FCC be reduced to an executive department reporting to ihe president The Hr> ewr FCC will...

Mfjc

MFJ Keyer Bencher Paddle Combo is the worldn most popular keyer because it's the best of all CW worlds - a compaci MFJ Keyer thai fits righu> n the Bencher iambic paddle1 Iambic keying, speed, weight, lone, volume controls. Automatic or semi-automatic bug modes, RF proof. MFJ-422CX, 19,95, keyer only. Deluxe Keyer MFJ-407C, 69,95, gives you easy access front panel speed, weight, volume, lone controls, at' keyer modes, dot-dash memories, janvproof spacing, adetone, speaker. Econo Keyer. MFJ...

Info

607 TSI 695 G b bi-5 rpu Iciojjf. 1 560 525 5G6 Sy Lf 3 On Air Sept,3.''53 VE7EHS DOm s 5*4 Si tnext PHR VE7PMH Penny Mtn, at 6400ft.-Serving the Robson Valley b drop ot 0.34 V across each diode. Thi meant that when the voltaic was at 12 volts JU B4, the actual voltage was 13.02 maximum at B1. The EMI protection circuit I huili i designed for mc b Chris VE7BQN i> equivalent to some 521X1 coinmcr-cial units. To protcci the GaAsFETs at die front end ol ihe HTX-202, I soldered two diodes back to...

As Seen On Your Scope

100 FACTORY ASSEMBLED NOTA KIT MADE IN THE USA SA500ADP Spectrum Analyzer Scopc ipter works with am Scope Just one ieclion to the Vertical & Trigger Inputs any scopc bccomes a foil function ctrum Analyzer, i tine H.T.'s Filters, cers Check aiE RF based Systems. The > OOADP Scopc Adapter will compliment any Ham Shack, Radio Service Shop or EMI Test Lab MADE IN THE USA Nol a kit If you have been waiting for a low cost High performance Spcctrum Analyzer al an affordable price , take Advantage...

R

Wake and receive phone calls from your mobile rig or handie-talkie with your own personal autopatch. Connection is easy ust hook-up to the mike and speaker jacks on your base station rig and plug into the phone line Complete control is assured through louch-tone access codes that you set and change at will. Long distance toll access is controlled by special code that you set. preventing fraudulent usage. All programmable codes and set-ups are stored in special nonvolatile memory immune lo power...

Tu

Kenwood TM-741 A or TM-742 A UPGRADES The RC-740X has been designed to accommodate those Hams who require more capacity for their dollar With it, you may install up to four additional units gt This allows you the option of having all six bandst either mobile or at your base station. No longer must you decide which upgrade band units you will do without. Purchase any or alt four of them The RC-740X has been designed with the Ham in mind, allowing you to install it without modification to your...

Computer

What, another computer Try this one on for size. There are far more computer manufacturers lhan Heinz has varieties Since they are all pretty much the same, why in the woitd is one being reviewed in these pages The Hewlett Packard 200LX is unique and has stgnificani features that will interest the amateur radio community. The key to the value of the HP 200LX is its size and its built-in programs Like HTs. camcorders, ceilular phones, and other electronic gtzmos, think of how useful your HT...

Maicm

Photo 6, A typtcal APRS base station RDF display on a color PC. southern California APRS map with more detail is available, but a rudimentary map is shown here to make the beanngs stand out clearly Photo 6, A typtcal APRS base station RDF display on a color PC. southern California APRS map with more detail is available, but a rudimentary map is shown here to make the beanngs stand out clearly u ri 01000000 to O 01001111 , representing the 16 possible slates of the 4-bit input data. U2 is...

Uh Roller Inductor

3B-TURNS 3 8W edgev.ound silvered libbon forms B'Lx4.3' dia coil fiberglass end plates P o 1 KW antenna tuner a'a 7 3x13x5,2, 3 lbs sfv L1 CU938, USED 65.00 10 UH ROLLER INPUCTQR. 18-Ujrns 16 Silver-tinned wtre forms 2 dia coil. 3.5x4 5x2 6.3 lbs 021-7029, NEW TfTTifHitiii nrrrrrrrrrri S28.GD PrtcesF D B Lima. 0 lt VfSA MASTERCARD. DISCOVER Ailow for Snipping Write tar ales' Catalog Address Dept U Phons 13 227-6573 Fa 419 Z27-1313

The Ham Contact

PO Box 3624, Dept 73 Long Beach, CA 90803 CA Residents Arid S Sales Ta Afadlu Hawaii and Canadian Residents ptedfesend U S Money Ordef Si 10 for shipping if you wi amp h rnore nfomatton please send a SASE to me above adcress. For COD orders calf 310 433-5350, outside of CA Orders Only ca 800 933-HAM4 leave message BUY AMERICAN, BETTER PRICE AND QUALITY TreSG ooo HF transc amp ver s typeaceepied 'Of commefoai andfna maoe wirh traditions U.S oommeiCia radio quahry iarw ci course G car be u.sea on...

Sam

Frnd Hams qutckly afiJ easily by Callstgn or by Name Search for a specified City, Stale, ot Zip Code Prinl wifh standard of customized output Ideal for mailing lisls, QSL's etc NEW FOR 94. search fillers that ti low you lo specify FIRST NAME, LICENSE CLASS, AGE, ADDRESS, or CALL SUFFIX. AREA. OR PREFIX, SAM Option Hies include County Cross Reference, License Expiration Date, Full Date of Birth, Previous Calls and Date First Licensed Requires IBM Compahble PC, 17.5 MB of hard drive space, and...

YES

Sas Ifadd. 1 300 MHZ Hol Sa Ne ATM Of Bar Graph amp 2 amp CAU. All Instruments are true Pocket Size 4J' High x 3.5 Wide 1 Deep. lt 14 cubic in ami are shipped wrtti factory installed Mi-Cad batteries and AC charger adapter. Antennas and various accessories are optional C090 Scfl Car--- for A' Models S12 rtrTA 90 Tetescope B NC Anienna 12 ffTA-90-L Telescope Elbow BNC Antenna, 1 amp ttRD- rjO 150 MHZ Rubber Duck Antenna 1 o RD 2750 27 amp 50 MHZ Rubber Duck Antenna . 19 RD-450 450 MHZ Rubber...

Mini Kits

Www Futy Edu Ord Com

TERMS Satisfaction gua rani rod framing tor id days. If not pteawd return in origins form Tor rerund. Add H 95 for shipping, fondling and insin nte. Far Tort-ign orders odd 20- for surface mall, 000 S only ndd S5OT Ord re under S20 add 3 00 NY add 7 sales la 90-day parts warranty on kit p rts 1-year parts amp labor warranty on wlttd units. RAMSEY ELECTRONICS, INC 793 CANNING PARKWAY VICTOR NV14564 The 20 Wan amplifiers. Needs only f2 2 watts of drive tor fuli output, linear 'or SSB AM or CW...

Onl Y A Few Left

Plifier gt active filters, digital circuts and waveform generators niul timers, SAM4S441 178 IC Designs amp Ap-pJications A comprehensive collection oflinear developments for electronic de-M n and basic applications 12,95 PCP5012 Everyday Electronics Data Book Ftir the hohhyisi, student, techniciun .im engineer An invaluable iouitjc- of information af t eryda gt rek-v ancc i n the world j tf electnon ies S1K. K KKL Hj db Ok C LJ.H urev AJifcd fSK. mpimri trament tf Pi and Pr-L. al i dcw all...

H

Hewlett Packard 478A power head diagram pick-up-ilis get in the way of reason. evaJuate whai you are contempiaimg purchasing. The cost of a complete power meter package with cord and thermistor mount should be Irss than 200 dollars. I have seen systems go for a lot less, 125 or so being more commonplace. As far as individual value goes, the basic meter HP-431 is valued at about 20 to S25, as there are a loi more meters around than cord ano the scarce thermisior heads. The RF cord is...

Dih

H Hoi wtre G Ground wire N Neutral wire Figure 2. Simplest primary switching circuit but that's not always true. Why Because AC pJugs are often inserted into the outlets backwards, and houses are sometimes miswired a friend of mine had an apartment that was wired with the switch in the neutral iine A better scheme is shown in Figure 3. This circuii uses a double-pole-single-throw DPST switch to open both sides of ihe AC power line simultaneously As a practical mailer, you may have to use a...