Dx

Duplexer 0-239 in and two PL259 oui connector only. 28,95 As above with 6 leads on PL259 connector. HR As above wilh 1 N connector and 1 PL259 connector. 37 95 This nexl generation of mult mode contr ler is made in the USA 'A lh a fron I p lu ici designed tor you Enjoy dual port action for packcl, Fl TT Y, FACTOR. CW, fax, and more We oMer Factory a ul i orinec warranty service tor com, Kenwood end Yaeab. We service al ra- es and models. Our customers may send any produc' 'squiring service to...

Is

Comet produces over eighteen corrsbinaions of duplexers and triplejcers. These units are available with and without lead-in cables and feature high power handling with Jow loss. We otter fad ory authorized wwranty service iDr I com. Kenwood and Yaesv We service airmakee and mooeis. Our cuaromar nnav saad any produc fequinng service Id us, and we will handle it for ihem. This is a one-stop sarvicc that hoops our customers having more fun lhan hassle in Itils. hobby If you neetf a cusionn cabla...

Kenwood Authorized Repair

TRONFCS, Box 379, Groton MA 01450, (508)448-3322. 0NB31O PROGRAMMABLE COUNTER - Works with ANY VFO Rig Gel a digilai display for your rig, 100 Hz resolution. You can read the tuned frequency directly, no need to calculate offsets, Counis lo 40 Mhz, up OR down. Counter Kit. 69.95 Kit w case, 99.55 Assembled w case, S139.95. GUARANTEED TO WORK. For info send SASE Call write to order S & S ENGINEERING, 14102 Brown Rd., Smithsburg MD 21783 (301)416-0661. BNB334 RCl-2950 OWNERS New modification...

S

Spectrum Electronic Products introduces the world s first handheld repeater controller. Wo largerthan most handheld radios. Ihe HRC-10 converts a single or dun I-band radio mto a Hill featured simplex or duplex rcpeaier system. Key features of the HRC-10 it> clu de voice ID ar. DTM F Con -troJ and programming hang and time-oui limera, Digital Voice Operated Squelch (DVOS ), telsmeiry tones, and pnvate uoice mail slot Ptione 40 43B 7BB FAX 4GB-43B-6G27

Info

Figure 5 RTTY signai with 200 Hz spacing . The 3-D surface plot displays a three-dirnensionat perspective o the spectrum over time. It appears to contain amplitude informaiion, frequency information and time information. Figure t shows a spectrum of a sine wa e from a signal generator. Nole Ihe single frequency spi*e which you would expect from a pure sine wave), pfus some noise along the baseline This sample was a 100 Hz sine wave digitized in 16-bit mode at a rate of 44 kHz using my...

AUG

QUINCY, IL The Western IL ARC will hold the 1st Post-Flood Ham Radio CompuEer Swapfesl at Eagles Alps Lodge, 3737 N. 5th St. VE E*anns (NA9Q-Reservations (217) 224-8526). Talk-in on 14S.63 .03. For info, contact Rod Simon N9MCX, c o WIARC, P.O. Box 3132, Quincy IL 62305-3132, Tel (217) 223-8739. TACOMA, WA The Radio Club of Taco-ma will have its annual Flea Market at Charles Wright Academy, 7723 Cham- Model 81000A is a thoroughly engineered, portable, insertion type wattmeter designed to...

1

And IC- ME are me 'irst VH UHF triband handheids in the amateur va rid .44 WH . 430(440* '.H'z anc 1200 MHz tand units rg Other attracuve features include- 7 memore chants CHjif -m TK4F encoder decoder -i DU F LCD Contrast levels wth tach n h ling and Off-timer, Programmat le automate powoll function, SlmI -im c oe* v.ilh tillar functions a_r> d much more handheid transceiver offers unsurpassed performance and iho kind of nnovative ff> fltLJr& s amateurs have come to expect from 1 Icon*...

Kud

Patcomm Corporation introduces the PC-161a full featured HF transceiver with built-in keyboard interface. Plug a standard IBM XT' compatible keyboard into a PC-1610 and nstantfy enjoy keyboard CW, RTTY (BAUDOT and ASCII) data communications. Incoming morse & RTTY data is decoded and displayed on the built-in LCD display, The PC-1610 otters the following features Built-in XT keyboard interface (keyboard optional) Built in digital power SWR meter DDS VFO with 1 Hz step size Selectable variable...

Dvertisers

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Wgr Dsp Ii

What is DSP DSP allows the construction of various filters of great complexity by using computer code. This allows us ro have easy access to a variety of filters, each perfectly optimized for whatever mode we are operating. The DSP II has been designed to operate in 10 different modes. Four filters are optimized for reducing interference to SSB phone signals from CW, heterodynes and random noise interference. Four more filters operate as bnck-waJi CW bandpass fitters The remaining two filters...

Micro Control Specialties

Many different businesses without being tied down 24 hours a day is to pick the besi managers I can and give them the authority to run them. Most oi the time this works out fine, but now and then one screws up and then of course covers up. In this case it was with the IMPS Manufacturing Division. This is the Independent Music Producers Syndicate, which has been brokering the manufacture ot compact discs for over a thousand independent record companies. The team running it managed to lose a...

Ehbm

B cm 1.37Q- 8001 T'O AlurTih-um Eferre r Ini Dii Al SinlMt & M Caan ccfwweiw 1M' Alomirium rod , . iSOt WRrl Id ii Ea 3* flisnastar lKk 0 ALSO AVAILABLE HK3H PERFORMANCE YAGI ANTENNAS FOR 5 METERS 1 METERS. 222 BH*. 432 MHx TrapoT Wes Signal, ATV, EHE. OSCAR, FTM, P*cfc*t. ComfliT Add S Ut*S S--H tor ft or anna SE wMt ' M ttn p V ad s 6 is, ss CALL QP WR 7E FOR Ol BV CATAlOC

Communications Electronics

New FCC Rules Mean Last Buying Opportunity for Radio Scanners Recently, the FCC amended Parts 2 and 15 of its rules to prohibit the manufacture and importation of scanning radios capable of intercepting the 800 MHz. cellular telephone service. The Electronics Communications Privacy Act prohibits the inters tional interception of cellular telephone transmissions. Supplies of scanners that are capable of being modified to rcccive full 800 MHz, coverage such as the Bearcat 200XLT and 2500XLT are...

Elktronics

_K Number 28 on your Feedback card The history of amateur radio has been frequently marked with people trying to make a buck. I'm not talking about legitimate businesses that sell products or services to the ham community. rhrt talking about the periodic attempt by some less-than-legitimate characters to take advantage of hams. The most recent to come to my attention 3s interesting only because of who is behind It. I received a East from an amateur in Texas that contained the contents of a...

Price Break Through

Compter and confident, it sets exciting new standards for portable corn muni cations, combing simplicity of operation v ith a multiplicity of features. In addition to built-in DTSS and paging in notions, i' provides a dual-frequency transceive capability, wide band receive, a sJiding keypad covor, and many other features. While supplies last, This 2 meter FM mobile provides the user-friendly operation the amateur radio operator expects from Kenwood, It comes complete with extra-large display,...

Made In The

Compare Quantum's unique features to your going rnto different schools. First, she gets to demonstrate amateur radio to he children. Astronaut Ron Parise WA4SIR is a member of the Goddard ARC. He sometimes joins Vicki in the demo part of her visit and speaks with the students on the radio. Second, she is exposing kids to some of the more fascinating aspects oi space travel and com munitions. The frequencies for retransmission are 3860 kHz, 7185, 14295. 21395, 2B650 and on 2 meters 147.45 in the...

Mfjs

MFJ's super DSP filter automatically eliminates heterodynes, reduces noise and interference simultaneously on SSB, AM, CW, packet, AMTOR, FACTOR, RTTY, SSTV, WeFAX, FAX, weak signal VHF, EME, satellite -nearly any mode vou'll ever encounter. Yoii gei MFJtunable FIR linear phase filters that minimize ringing, prevent data errors and have brick wall11 filter response with up to 60 dB attenuation just 75 Hz away. Only MFJ gives you tunable DSP filters. You can tune each loupass. highpass, notch...

Circle On Reader Service Card

24 73 Amateur Radio Today August, 1994 way to access it without programming the required frequency, offset and tone data into memory first, Azden did provide me with an updated sheet entitled, Error in Azden PCS-7000H Instruction Manual which does describe how to use a PL tone in the Direct11 mode, but the procedure is so complicated it couldn't possibly be performed while driving. The rig's 20 memory channeEs are stored in two banks of 10, called A0-9 and BO-9. No big deal, although simply...

Azden Pcs 7000 Ctcss Tone Encoder

Azden Pcs 7000

The connections on P3 can be made directly to the Julieboard via a cable or via wire-wrapped jumpers bridging P3 to the DB25 connector PI , Note that the physical wiring differs for male vs. female DB25 examine the chosen connector carefully and locate the right pins, The ground connection need not be made if a DB25 of either sex is used, The single in-line connectors are cnd-stackable, so some connectors could be partitioned into two smaller connectors. For example, P6 could be implemented...

MFJ super DSP filter

Tunable brick wall bandpass, lowpass, highpass, notch filters . . . programmable preset filters automatic multiple notch filter eliminates heterodynes , . . adaptive noise reduction reduces noise and QRN . . , for Voice, CW, Data . . . 100 RF Tested i ndustry's Best Warranty Competitive Prices High-Quality vacuum tubes .nciua.ng Look Tor us at the Hunts vi lie Hamfest August 20-21 8200 South Memorial Parkvva gt Huntsville, AL 35802 Telephone 800 638 3925 or 205 650 5522 FAX 205 880 8077...

The Drake SW World Band Shortwave Receiver

A constant companion, at home or on the go R.L. Drake Company 230 industrial Drive Franklin OH 45005 Telephone 513 746-6990 Fax 513 743-4576 Price Class S599 he operator s manual for the SWS is adequate for most users, but it is lacking in specific technical information, block or schematic drawings, and an explanation ot the theory of operation However, the operational instructions are very complete, and at no time was l at a loss in the operation of the receiver, A convenient log for listing...