Info

1296-20 IW THANSVERTER 339 1269-144 3W UP CONV 319 1296 DUAl TUBE AMP CAVITY 439 2PORT POWER DIVIDERS (2-220-J32) 50 4PORT POWER DIVIDERS (2-220432) 55 1296 2PORT DIVIDER 57 SWITCHED PREAWR25 W THRU POWER. N.F < idbiSdbG 169. GLNA433E 7DCM MAST MOUNT R F SWIT CHED PREAMP,SOW THRU N F c Idb G I5db 172.* GFBA-144E 2MTR MAST MT PREAMP. 1 KW THRU POWER G tBdb Nf .Sdb WITH AMP SEOUENCER 2B9 GLNA-432E 7Dcrn MAST MT PREAMP. 500W THRU, G 15db N F db WFTH AMP SEQUENCER 29S* HIGH OR DBM JiVRTRS FOR...

Ybz

Free litera lure Eskts Engineering, 930 Marine Drive, Port Angeles WA 96362 BNB006 and obsolete equipment 60-page catalog. S3. 0 VliMary technical Manual Service 2266 Sen a sac Av* Long Beach CA 90& 15. QHB 45 OSLS to order Variety ot styles colors, tare stoc* JBPD QSLs PO D Ae' DX, Cor dona SC 29039 BNB26 THE DX'EflS MAGAZINE. Up-totale. informative, interesting. Compiled and edited r w Gus Browning WJBPD. OXCC Honor Roll Certificate 4 Send 'or free sample and...

Sultronics

The Sulfonics Super Sloper covers 40. B0. and 160 meters and is only 60 feet long. It is as good a DX anienna as it is a low-angle radiator. It requires amounting height of 25-35 feet and requires a good ground for the mount irig bracket at the top. This is a very popular antenna since the low bands have very good propagation right now, and is 39.95 ppd. The Dalwa LA2035 2-meter amplifier .5 3 in, 30 out) has the same quality as their cross-needle meters. Operates FM SSB CWon 13.8 V dc. Comes...

Regency Electronics Scanner Reaches

In addition to monitoring all frequencies between 25 MHz and 550 MHz, the Regency MX7QGQ is one of the few scanners that can cover frequencies as high as 1.3 GHz. The scanner can monitor up to 20 channels or search through an entire band for an active new frequency. Other features include a 24-hour digital clock, priority channel, dual scan speeds, and scan or search delay. The MX7000 is designed for home or mobile use a suggested retail pfice of S699.95 includes telescoping whip antenna, ac...

Aea

The Hot Rod antenna tjy AEA was designed to provide maximum transmitting and receiving performance for a 144-MHz model HR-1) or 220-MHz (model HR-2) hand-held transceiver. Unlike the many 5 S-wave telescopic antennas on the market loday, the 1 2-wave Hot Rod antenna is short and light and provides more gain in practical applications. The AEA Hot Rod antenna is priced at 10.95 Amateur Net and is available from leading amateur-radio dealers. The Isopole antenna has proven to be one of the mosi...

Entries

Ail entries must he postmarked no later than 30 days after the contest and must include complete log data. Your summary sheet should show a band-to-band break- down of QSOs and multipliers and include details of your station setup and a photo. Usual disqualification rules apply. Address entries lo ARRL Headquarters at 225 Main Street. Newingion CT Q& 111. I PA CONTEST CW November 2 0600-1000, 1400-1800 UTC SSB November 3 0600-1000, 1400-1800 UTC Sponsored by the International Police...

Barry International Telex Merchandise Taken On Consignment For Top Prices

Thursday to 5 P.M. Satuttfay & Sunday 10 A.M. to 5 P M Free Parkrng) AUTHORIZED DfSTS. MCKAY DYMEK FOR SHORTWAVE ANTENNAS & RECEIVERS. IRT LEX 'Spring St, Station h Subways SMT Prince St. Station1' H ND- F* Train-Bwy, Station'1 ' Commercial Equipment Stocked ICOM, MAXON, Midland, Standard Wii son. Yaeau. We serve municipalities, businesses, Civil Defense, etc. Poriafrles, mobiles, bases. repeaters Bus Broadway 6 to Spring St. Given Export Orders Shipped...

Antennas

1296'L Y 10XY-2M 70 Cf MBM 28 70 m MBM 48 70 cm M HM S 49.95 09,95 39 h 95 SO 4,95 94.95 i.H> triin -vfl jll. V ttt F f (jirlaili of our VHF UHF items, Pre-selecior filters Pre amplifiers Antennas l ow-pass fillers Tf aisvertcrs Varaaor Triplera C on ver 1er s Spectrum JnlerntttiunuJ, hie. Posl Office Box 10845 Concord, Mass, 01742 USA Chip Ctfjjs-Sel oi 4. 2 tach 2 7 J.3pf-1.00 .33ut 0 V Dip Myiaf . . 10 1.OG 1,000 Pi Resist or As s' U 30 V h ue s) i 2 W- S3 PotS'1 Mea Linear Taoer 5 1.00...

Subscribers

We occasionally make our mailing list available to other companies or organizations with products or services which we feel might be of interest to you. If you prefer that your name be deleted from such a list, please fill out the coupon below or affix a copy of your mailing label and mail it to C.W. Communications Peterborough 73 for Radio Amateurs Please delete my name from mailing lists sent to other companies or Let us know 8 weeks in advance so that you won't miss a single issue of 73....

Advanced Computer Controls

Hook your home si at ion Into ShackMaster and enjoy the benefits of being in front of your equipment even when you're spending time with your family. Scan the bands, check into nets, DX, and rag-chew all through your hand-neld radio linked back to your shack. With ShackMaster's six basic features crossband Unking, telephone access, BSR shack control, electronic mail-bos, ShackPatch, and Personal Patch you have all the power ot your home station anywhere. Leave messages for your family (or they...

Falcon Communications Bipolar Mobile Amplifiers

Falcon Communications offers a line of bipolar mobile amplifiers, Made in the USA, these amplifiers are ail-mode (SSB. 2 0XL is a medium-duty rotor for your UHF and VHF arrays. Voltages are kept to 18 volts for safety, and only 3 wires are needed between the rotor and controller for simplicity and ease of installation. Silver Eagle provides an emitter-follower impedance-matching amplifier so that it may interface with any transceiver. For more i n format i on, con tact A sta tic Corpora if on,...

Jl

MO OO 1500 000 Z5GD 30GQ 3500 4000 4500 FREQUENT IN CYCLES - SEC ' Fig. 7. frequency components in intoned vowel sounds. 28 73 for Radio Amateurs November, 1985 tive basis for frequency comparisons. Fig. 1 shows spectra for typical voiced vowel sounds. Here we note that for the sounds oo and oh the most prominent frequencies are the third and fifth harmonics, respectively, although the fundamentals are identical. For the sound ee, however, there are important har-mornc frequencies as high as...

Kantronics

Kantronics has announced a new concept in com-puler-to-transceiver interfacing. The Kantronics Universal Terminal Unit (UTU) gives any computer wtih an R3-232 port and a terminal program Ihe ability to interface with any transceiver. The need for additional programs has been eliminated with the inclusion of a microcomputer in UTU The interna programming of UTU allows reception and transmission of Morse code, radioteletype, ASCII, and AMTGR. To access the internal program a terminal program is...

Lock Tuniug Speed

The Panasonic Command Series With double superheterodyne tuning, you'll hear the world loud and dear Mow it's easy to listen in on the world's hot spots. With the Panasonic RF-B600 Command Series FM LW MW SW receiver Its advanced microcomputer-controlled tuner lets you preset up to nine different frequencies. And reach them at the touch of a button. Or, press the appropriate buttons and tune in any desired frequency with direct-access digital tuning, It'll lock right in to every signal with a...

Communications Specialists Plugin Encoderdecoder

Communications Specialists has introduced another new direct plug-in encoder-decoder for three popular radios. The TS-32JRC is hased on the proven TS-32 programmable encoder-decoder and plugs directly into the J.R.C. JHM-45S5 , Sonar FM-2112 FM 2114, and Repco RSM. No modifications to the radios are necessary The TS-32JRC allows Individual selection of all 32 standard El A CTCSS tones on any of the ra dios1 16 channels. The send and receive tones may be the same or d I f f e rent on each of the...

Cmc Communications

A new idea to boost performance of your HT while mobile, the Docking Booster increases output power to 30 or 50 Watts and places the HT conveniently on the car door. A mike hangup clip is provided. Most HTs need a front-end boost, loo. The Docking Booster has a built-in GaAsFET preamplifier providing 16 dB of receive gain, Provisions are made to connect a roof-mount antenna ancf the car's 12-volt supply. Docking Boosters are available for most I COM, Yaesu, and Kenwood radios only. Just dial in...

Te Systems

TE Systems has announced Ihe availability of its new high-power UHF linear rf amplifier model 4410G which incorporates a high-quality GaAsFET preamplifier within the rf PA unit. The unit operates over the 420-450-MHjr band and is particularty useful for OSCAR work. The rf power amp delivers 100 Watts mi nimum output power tor 10 Watts drive and is compatible with all transmission modes (FM, CW, SSB, ATV). T R switching sensitivity js rated down to Watt. The front panel allows the operator to...

Mfj Enterprises

The new MFJ-949C Deluxe Versa Tuner is amp completely new design with improvements over the 949R. n has a cross-needle mele that reads forward power, reflected power, and swr simultaneously in either 300 or 30 Watts, With no swr sensitivity adjustment needed. Providing maximum power transfer from your transmitter to nearly any antenna, the unit can handle up to 300 Watts rf output from Ihe transmitter from 160 through 10 meters. A three-mclvdiameter air-wound inductor gives plenty of matching...

Ssb Electronic

K6001 6 T 10 D0M RCV CONV 115 K2001 2 To 10 DBM RCV CONV 115 K7D01 70cm To 10 DSM RCV CONV llfi K 2301G 23Cm Tg 10 Of 2 RCV CONV.G.F FRONT END AND DBM 159. TV-144-26-tO 10W 2MTX XVRTR 200 TV-432-26-10 10W 70cm XVRTR 2ff0 TV 220- 26 10 10W 1 M XVRTR C mi nfl Soon DX 1 PREAMP N F lt Mb 130 DX 220 PREAMP N.F c Mb Commo Soon DX432 PREAMP N F lt Mb 130 w WON DAYTON 19B5 N F CONTEST OX 1296S PREAMP N f 5dD 1M OX 2320 PREAMP N F. lt amp 3b 1M.H PA 2310 1269 1296 1 W LINEAR AMP 275 L T-23S 1296 10W...

Dynetic Systems Dualaxis Positioning System

Dy net i c System s Co rporat i on h as a nnou nc ed t he a va i laba I -ity of their new industrial-modei DR10 dual-axis rotation system, Available for prompt delivery, the DR1Q system provides both azi mu th and elevat i on motio n f or c amera I i g hti ng, m i c ro-wave, or antenna-equipment loads balanced of 50 pounds or less. The D R10 has u ndergone exten si ve test Ing in su b-ze ro con-ditbnsand isope rating in other hostile environments with outstanding performance. Although aimed at...

Z

The width of ihe passband to help null out QRN and QRM. When tl fl filling is com-bjned with the GW tutoring, I found H possible lo eliminate any trace oF interference to the signal I was Listening lo. As used the IC-735, I came lo appreciate the work ICOM nas done on n For example, he shaping or the CW signal was the way i like It. The wa elorm was clean and Its rise and decay limes produced a clean signal. There was no chirping or ringing wmch would have indicated a waveform which was too...

Spectrum

Sultronics Amateur Radio

RepeaterfBase VHF and UHF Power Amplifiers The Sped rum SCA 100 150-W VHF and 100-W UHF high-power amplifiers can be used with any ICMO-Watt transmitter, repeater, or base station. They feature automatic high vswr shutdown bypass mode with 4X automatic reset circuit, and auto amp bypass if he power supply should fail or if the amp should overheat. The 100-Watt UHF version is available for 420-450 MHz 150-Watt VHF for 144-146 MHz, 19 rack mount, A heavy-duty companion power supply, the SCP30. js...

Icom Ica

ICOM has announced the IC-1271A .2-GHz transciever. The unit covers 1240 tq 1300 MHz with 10 watts of output- Features include 32 memory channels, scanning. multunode operation including ATVj, and a tiaAsFET front end. Options available are the TV-1200 ATV interface unit, the IC-EX310 voice synihesi efr the UT-15S CTC3S encoder decoder, and the ICOM's IC-1271 A 1.2 GHz transceiver IC-PS25 13,3-V dc internal power supply. For more information, contact COM America, Inc., 2380 116th Avenue NE,...

Accessories

To 1200 baud digital or packet radio signals through any FM transmitter. Automatically keys transmitter and provides handshakes. 1200 2200 Hz tones. Kit only 45, with any FM receiver to detect packet ra-dioor other digital data in 202 modem format. Provides audio conditioning and handshakes. Kit only 38. COR-2 KIT With audio mixer, locai speaker amplifier, tail amp time-out timers. Only 38. COR-3 KIT as above, but with courtesy beep. Only 5a CWID KITS 158 bits, easily field programmable, ctean...

Swl Receivers

NEW C 3200 2m 440 bannte v lt W 9 , IC 27iH 100 watt 2rr. KCVR 73 95 IC 27A 2 rt compact rnobtla 30 .95 I 9QH 5-wt aff-mode XCVI amp 179 9f- new ts-9 05 hp rrsnsceivf call YViih Gen amp rai Coverage Recover T5 Hi Trnn amp ceibEr 5LJPE R SPECIAL Wilh General Onver e Reciter if.- 10 Mtfrer Witt P kver Supply S-530SP 60 10 Merer XCV CALL Wim Rl wer Suppig amp N fi F Im

Mfj

Curtis 8044b

A deluxe MFJ Keyer in a compacfTonfiguration that fits right on the Bencher iambic paddle1 MFJ Keyer-small in size, big in features Curtis 8044-B IC. adjustable weight and tone .front panel volume and speed controls 8-50 WPM1 Built-in dot-dash memories Speaker, sidetone, and push button selection of semi-automatic tune or automatic modes Solid state keying Bencher paddle is fully adiustable. heavy steel base with non-skid feet Uses 9 V battery or 110 VAC with optional adapter. MFJ-1305. 9.95....

Mobile Antenna Matcher

Lowor your SWR and get mare power Into your mobile whip for Your solid state rig puts out more power and generates less heat. For 10-80 meter whips. Easy plug -in installation. Complete instructions on how best to lower SWR. Fits anywhere, IVi x 2Ys inches TRIPLE OUTPUT LAB POWER SUPPLY MFJ-4D02 149,95 Triple output fab quality power supply gives you plenty of voltage and current for ail your analog and digital circuits, Vou get 3 completely Isolated outputs 2 variable 1.5-20 VDC at 0,5 amp and...

Larsen Electronics

The new Larsen KD14-440-HW 440-450 MHz is a ha f-wave design mat is resonant despite the poor ground plane provided by the portable It is 12 long ana fits any radio with BMC output. Suggested retail price is S32,50, These antennas are for operation on VHF and UHF frequencies. One antenna covers both frequencies without tuning. By combining - and Vwave elements, one antenna covers 2-meter 14 5-148 MHz and 70-cm 440-450 MHz amateur frequencies. They operate with or without a ground plane. Units...

Azden Pcs M Fm Transceiver

Amateur-Wholesale Electronics has announced the new Azden PCS-5Q0Q 2-meter microcomputer FM transceiver The PCS-5000 has a frequency range of 140,000152.995 MHz. This allows the unit to be used for CAP and all MARS frequencies. The radio is 2 high by 5 wide by 7V deep. The microcomputer facilitates features including up to 11 nonstandard splits, 20 channels of memory in which offset and PL information can be stored, dual memory scan, scan lockout in memory mode, two ranges of programmable band...

In Texas

Peter H Putman KT2B 84 Bumham Road Morris Plains NJ 07950 Th - rnc rtf i I'd like to devote some time to a topic pi tfftai interest to all hams the current status and uncertain future of the 220-MH 1 25-meter fcand. Before I go any funner I'd like to add that two previous .ersions ot ihis month s column were typed up and discarded mat's how fasi the news has been coming in 8 now most readers of the various am ateur magazines have Tead about the numerous Petitions For Rulemaking PftMs and...

Rx Noise Bridge

Noise Bridge

Tells whether to shorten or lengthen antenna for minimum SWR Measure resonant frequency, radiation resistance and reactance, New Features individually calibrated resistance scale, expanded capacitance range 150 pf Built-in range extender for measurements beyond scale readings MOO MHz. Comprehensive manual. Use 9 V battery 2x4x4 in. J h gher ga Wortd Grabber rival pf exceeds reception of outside long wires Unique tuned Active Antenna minimizes intennooe, improves selectivity reduces noise...

Supply

ICOM IC-45A 440 MHz FM Mobile Covers 440 0 to 449.99b MHzi 10 waits ouiout. Dual VFQ's, 5 memories priority hanfej memory band scan, memory back-up UP DN. FTP microphone, mount Closeout S26995 AEA WB-1C Moscow Muffler' W amp dpgker Blanker Installs m feedline between antenna and transceiver, reduces noise pulses by 40-50 dB Automatic T R switching, 6-JB Rf preamplifier Closeout S69 amp 5 KENWOOD TW-401A 440 MHz FM Mobile Covers 440.0-449.975 MHz, 12 Watts output. GaAs FB Rf amplifier, dual...