Ekl

V 5IT GUR WEBSITE AT WWW.TU B E SAN DM REX M 73 Amateur Radio Today * September 1998 55 Here's a wire vertical with surprising performance on 40-10 m. Chip Cohen N1IR 2 Ledgewood Place Belmont MA 02178 fractenna aoLcom In the search for a simple, high performance, muIliband HF antenna, the choices arc pretty limited. Topping the list is the G5RY. a dipole with a radiating ladder mc section on some bands. I've never been crazy about the power pattern on ihis antenna and, given the fact that it...

Circle On Reader Service Card

U.S. & International - Over 1.490.000 listings The HamCall CD-ROM allows you to look upov r 1,490.000 call signs from ail Overtime world, including over 300 call areas. Over lOt& .ODOnewand updated International lisi ings on th< 1 Ap r i L, 199B ed il iotV The same CO works *n DOS,Windows 3.1 and Windows 95. Look up fiams by calH name, address, city, stale, postal code. county, and country View ptiot ogra is iltt mc uded i edit records now including lax number). ana calculate...

The Original Wdbum

The pr> iy liQMtwfircjhi MT moii ' . itOJiriii f r.- urimu mL'.'r by nolfi mi jIMDr feot M Wcfi Whf.DOA Monob enters for 75 to 6 maters. Very ruegttf fiberglass & stairs ess steal. Telescopes tor easy adjustment 3 8 x 24 TPI base Tits most mounts. Low profile & low wind load. Needs no springs or guys. Complete tuning & matching instructions included. Approximately 7 ft. LaJl 600 watts. 3620-9A Whitehall RtL Anderson, SC 29626 864-226-6990 FAX 304-325-4565 - E Ma t ham stick t amsti...

Atv

Any Tec of higher ham can transm-l live actfon color and sound video trom their camcorder, just Efce broadcast, o oiher hams, It's fun, to* cost, and easy1 uses any TV set to receive, add our TC70-10 1 en wall 420*450 MHz Transceiver, and antenna - no oiher radios. See ARRL Handbook page 12 46. HAMSi Ask for our frwtO pg ATV Catalog W& hawitati db*nconverted transmitters, antennasH amps ere, for 70. 33, 3 and 3cm ATV nan bards. S3BM imww ORDER IHCLUOES FREE SURFACE SHPtWQ fflff tA Ci. O&...

G

The NHRC-4 repeater controller is equipped with five status LEDs that aid in setup and troubleshooting. There are green LEDs for each radio port that indicate that the controller is getting a valid CAS (carrier-operated switch) and. it a CTCSS decoder is connected, a valid CTCSS decode signal. This LED should light when the repeater s receiver is active and, if a CTCSS decoder is present, indicate that the correct CTCSS tone is present The signal ts being decoded on the prirnar receiver This...

Homing in

O, Box 2508 Fuller on CA 92837 Homingin aol.com http members,aoLcom homingin English novelist Edward M. Forster wrote that a trip to Italy can he an education in how to live well. For the most part, he was right. April WA60PS and 1 have just returned from 10 days there and our minds are still reeling with masses of the beautiful artwork and architecture in cathedrals and museums, not to mention the great food. Unfortunately we also experienced the world's worst traffic,...

Fcqac

AFHRC 4 Version 1,0 hoard. top viewP be set such that the tranMiiitter cannot overdeviate, regardless of input signal level. I One way lo adjusi transmitter deviation is to set the transmitter deviation I limiter wide open (unlimited), adjust the controller s muster output until the transmitter is slight overdeviating, and then set the transmitter's deviation limiter to limit just below 5 kHz deviation. Then reduce the controllers master output untif the transmitted audio does not...

SEPT

CAMBRIDGE, MA A Tailgate Electronics, Computer and Amateur Radio Flea Market will be held rain or shine Sunday, Sept. 20th gt 1998, 9 a.m.p,m. at Albany and Main St., Cambridge, Massachusetts. Admission 4. Free off-street parking for 1000 buyers. Fully handicapped accessible. Tailgate room for 600 seilers. Sellers S10 per space at the gate, 9 in advance includes one admission. Setup at 7 a.m. For space reservations or further info, call 617 253 3776. Mart advance reservations before the 5th to...

Bnb

ARS Electronics 818 9976279 PO Box 7232. Van Nuys OA 91409. BNB13 1991 WORLD SERIES. Twins vs. Braves, Most Exciting World Series Ever Official MLB ao minute VH color video captures 7 games of thrills. S22.95 plus S3 s hr while supply lasts, RactiO Bookshop, 70 Rte. 202N, Peterborough NH 03458 Tel. V amp G0 274-7373 FAX 603 924 amp 613. MC, Visa, Amex, ck., m,o. BNB60 WANTED NYE VIKING STATION MONITOR RFM-003. RFM-005. Paying 600 Randy Balfard N5WV 903...

Arm

Final gamma match capacitor construction it ing a 50 pF t cramie high voltage capacitor attached to brass tubing. Meat end swaged for nut and holt attachment and the other end inserted into the orig inal aluminum gamma match arm Attached w ith a 440 bolt through hath brass and aluminum rod, ling the ARRL. He was abetted by Bill Eilel W6KI. the head of Eitel-McCul lough the lube manufacturer and By publishing hundreds of repeater and two-meter FM articles in 73, plus starting a magazine...

Qrp

Michael Bryce WBSVG SunLight Energy Systems 955 Manchester Ave. SW North Lawrence OH 44666 prosolar sssnet.com When Nort al introduced the 38 Special, it was an instant hit, The club sold over 2000 38 Specials before production vv i halted, Thui s a lot of building and soldering The 3S Special is a Miiall 30-meter superltei transceiver It was designed bv Ori Mizrahi-S ha lorn AC 6 A N. Th i s r i g rea i 1 y was an exercise in minimization. But more important, the 38 Special served as a base on...

Uild the NHRC Linking Repeater Controller

Link Repeater Controller Schematic

Jeff Otterson N1KD0 3543 Tritt Springs Way Marietta GA 30062 Peter Gailunas KA10KQ 444 Micol Road Pembroke NH 03275 Rich Cox N1LTL 452 Brown Road Candia NH 0303 The unexpected success of our earlier repeater controller project Build a 60 Talking Repeater Controller, QST. February 1997 , including user feedback, prompted us to design another low-cost controller project. NHRC-2 users wanted another simple repeater controller with linking capability. We thought about their requests for a while,...

Itz

The DSP-RTH' softw are comes packaged with a 9-pin to 9-pin serial cable and an interface cable with the DIN connector wired on the DSP 599z end and instructions io wire the other end to connect fa your radio. Van need o 2 volt cable not show ti and speaker output cable, ihe cable io ihe left is from ihe speaker ouipta of the 599 to a set of headphones. Photo B, Hookup is made simple. The DSP-RTH' softw are comes packaged with a 9-pin to 9-pin serial cable and an...

L

Same height vertical comparison Table 2. Same height vertical comparison this antenna's pattern is bidirceiional like that of1 a dipole Over real ground with good conductivity, the modeled pattern is a slightly asymmetric and bidirectional, also shown in Fig, 3, favoring the direction of the dogleg. View ihe Frac vert Half-wave as a very simple, resonant, coil-less, high gain vertical on 20 m and you already have a winner And did someone say cheap My costs were under 15, including...