-TEC/YAESU RS232 INTERFACE (QST Feb93) BOARD AND 7417 AND MAX232 IC's $11.00 22.46 ... KENWOOD RS232 INTERFACE (QST Feb93) BOARD AND MAX232 AND FOUR OPTO COUPLERS $15. ... 25.21 MEASURE INDUCYANCE WITH DVM METER BOARD $5.50 25.25 25.21 MEASURE CAPACITANCE ... WITH DVM METER BOARD $5.50 27.5 25.26 TWO TRANSISTOR ... W1FB QRP NOTEBOOK 1991 FIG. 3-22 ACTIVE CW FILTER $6.00 73s May97 AUDIO ... FOR FREQUENCY COUNTER MEASURING CTCSS TONES BY KB8XI $6.50 73s Nov96 MAGICAL AUDIO ... Feb93 SWITCHED CAPACITOR AUDIO FILTER TONE PROCESSOR $5.00 73s Nov92 THE NOISE ... HW-8 AUDIO AMP $3.50 73s Jun91 PSEUDO CW FILTER $6.00 73s Dec90 AUDIO POWER TAPE ... AUDIO SPEECH PROCESSOR BY W. SABIN (TWO BOARDSET) $14.50 CQ Jul97 WIFB QRN SQUELCHER ... Mar03 NATIONAL SEMICONDUCTOR LM4752 BOARD $11.00 NUTS VOLTS Dec97 SYNTHESIZER ...
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EYLETS .055 OD .042 ID FOR DOUBLE SIDED BOARD THRU HOLES $0.10 EACH OR YOU CAN BUY ... Article Price 73s May92 QRP SIDE TONE/ CODE OSCILLATOR USING 555 $3.50 FUN ... PRACTICE OSCILLATOR $6.00 QST Feb02 CW GENERATOR AND AUDIO DISTRIBUTION SYSTEM ... 160 METER LINEAR QSK TRANSVERTER (2BD SET) $15.50 ARRL HANDBOOK CHP31 FIG.383 ... DIGITAL RADIO MONDIALE BY WB8IMY (PC BOARD+NE602+78L05) $9.00 QST Apr02 AMRAD LOW FREQ ... UPCONVERTER BY GENTGES RADZLAFF (3 BOARDSET) $13.50 QST Jan97 SIMPLE 6 AND 2 ... AM RADIOS AS HAM RECEIVERS (2 BD SET) $4.50 QST Apr85 CONVERTER FOR 24 MHZ ... 9.00 THE SUFFOLK 144 MHZ TRANSVERTER (3 BOARDSET) $20.50 DIRECTION FINDING PROJECTS ... PORTABLE RADIO DIRECTION FINDER PC BOARD $7.00 CQ VHF Sep96 SHERLOCK TRANSMITTER ... N0GSG DSP RADIO DIRECTION FINDER, 3 BOARDSET $19.50 QST Nov95 FOUR WAY DFer BY ...
's power supply is automatically set to on/off by setting the timer. Relay ... range: 0.1 to 29.999999MHz with option board (CHE-199) installed NRD-545G: 100kHz to ... 1999.999MHz Type of reception: USB,LSB,CW,RTTY,AM,FM WFM(with option board installed) ... RF GAIN LEVEL FM/WFM AM/AMS USB/LSB CW/RTTY CLR MHz ENT/kHz 1 2 3 4 5 6 7 8 9 ... LOCK CH SCAN AGC T ARC T/BWC AF GAIN TONE PBS CH SEL BWC STEP SWEEP FREQ NARROW H ... FUNCTION SCAN SWEEP RUN MODE FILTER AGC CW RTTY WFM AMS USB LSB NARROWINTERWIDE ... (0.8 V) -2dB (0.8 V) 6dB (2 V) USB,LSB,CW,RTTY AM FM WFM Bandwidth:(USB/LSB/CW/RTT Y ... 12dB SINAD (FM/WFM) *Fitted with option board for 30MHz or more. nSelectivity 4.5kHz ...
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the most audible conditions to be set. The NR feature is also very effective ... distortion. Signal processing can be set in 256 steps to achieve the most ... in 10Hz steps. With the notch tracking set to ON, the notch filter follows in the ... the received signals in the LSB, USB,CW and RTTY modes. RF Gain The information ... as the input signal becomes larger. Tone Control (TONE) The sound quality of the ... in all the modes including LSB, USB, CW, RTTY, FM, AM and ECSS (Exalted Carrier ... steps (BWC). Default values can also be set for each mode in NARROW, INTERmediate, ... CLEAR switch Pass Band Shift control TONE control FINE control AF GAIN control ... WFM switch AM/AMS switch USB/LSB switch CW/RTTY switch DIMMER switch CLOCK switch ... including receiving frequency setting can be remotely controlled by command ...
signal it works on all modes -ssb am cw fm frequences from bcb to lower vhf ... interference simultaneously on ssb am,cw packet amtor pactor rtty sstv wefax fax ... filter including optimized ssb and cw filters you can vary the bandwidth to ... only mfj gives you 5 factory pre-set filters and 10 programmable pre-set ... be used with all relevant tunable pre-set filters automatic gain control agc ... signal fade narrow band signals like cw rtty jump out of qrm when you switch ... 30 hz to 2100 hz from super-tight cw filters to wide razor-sharp data ... soldering is required for this plug-in board notch noise reduction all filter ... settings -in 10 programmable filters mfj s ... tunable spotting tonetm accurately tunes even the narrowest ... cw filter mfj s exclusive adaptive ... becomes finer as mark one to space and set 95 you narrow bandwidth makes narrow ...
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individuals includes theory quizzes pc board and components for soldering practice ... order vec-1500k $29.95 crystal radio set kit lets you relive the experience of ... order vec-121k $19.95 full featured cw keyer kit is the best electronic keyer ... skill level order vec-201k $24.95 cw memory keyer kit stores 512 characters ... keyclicks has all features of vec-201k cw keyer kit 13/4x 63/4 x51/4 in simple ... order vec-221k $69.95 tunable ssb/cw audio filter kit has sharp four pole ... skill level vec-841k $34.95 super cw audio filter kit gives you three ... super steep skirts with no ringing pull cw qsos out of terrible qrm plugs into ... 31/2 in simple vec-820k $19.95 super cw filter amplifier kit has powerful 1 ... portion copy 40 30 31 20 25 22 19 cw/ssb/am ne602 612 mixer17 16 15 and 13 ... am oscillator lm386 high gain audio ssb cw wwv rtty and packet signals amplifier ...
. It works on all modes -- SSB, AM, CW, FM, frequences from BCB to lower VHF. ... interference simultaneously on SSB, AM,CW, packet, AMTOR, PACTOR, RTTY, SSTV, ... filter including optimized SSB and CW filters. You can vary the bandwidth to ... . Only MFJ gives you 5 factory pre-set filters and 10 programmable pre-set ... be used with all relevant tunable pre-set filters. Automatic gain control (AGC) ... filters Narrow band signals like CW RTTY jump out of QRM when you switch in ... from 30 Hz to 2100 Hz from super-tight CW filters to wide razor-sharp Data ... , tune one to mark, one to space and set bandwidth tight for a super sharp RTTY ... . Its so fast, that even interfering CW and RTTY signals can also be eliminated ... . Selectively remove unwanted tones using the two manually tunable notch ...
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fun to build and use! Full featured CW Keyer Kit is the best electronic keyer ... Order VEC-201K, $24.95. Crystal radio set Kit lets you relive the experience of ... 1/2 in. Intermediate. VEC-131K, $29.95. CW Memory Keyer Kit stores 512 characters ... keyclicks. Has all features of VEC-201K CW Keyer Kit. 1 3/4x 6 3/4 x5 1/4 in. ... 15 and 13 Meter bands. Explore AM, SSB, CW, WWV, RTTY and Packet signals. Vernier ... tails. Built-in speaker, squelch, tone, volume controls.19 1/4 antenna. 9V ... tailor to cover desired portion. Copy CW/SSB/AM. NE602/ 612 mixeroscillator, ... ), $29.95 ea. 20/30/40/80 Meter QRP CW transmitter Kits have variable crystal ... . Includes theory, quizzes, PC board and components for soldering practice. ... each. AM Radio Transmitter Kit lets you set up your own AM station and broadcast ...
HF All Mode Receivers QRP Series HF CW Transmitters CW-700 Micro Memory CW ... PH-14 Peak Hold Meter TG-1 DTMF Tone Grabber TOTAL SOLDER POINTS 21 ... (RS64-1845) OR Complete Soldering Tool Set (RS64-2801) ADDITIONAL SUGGESTED ... /Cleaner (RS-64- 2078) Holder for PC Board/Parts (RS64-2094) Desoldering Braid (RS ... PH-14 Peak Hold Meter TG-1 DTMF Tone Grabber RAMSEY AMATEUR RADIO KITS FX ... HF All Mode Receivers QRP Series HF CW Transmitters CW-700 Micro Memory CW ... (RS64-1845) OR Complete Soldering Tool Set (RS64-2801) ADDITIONAL SUGGESTED ... /Cleaner (RS-64- 2078) Holder for PC Board/Parts (RS64-2094) Desoldering Braid (RS ...
bands, CW only, with RS-232 remote control. ... , such as 100 watt output on SSB and CW, direct frequency entry to 10 Hz ... readout for transverters, selectable CW receive sideband, and an iambic type A ... or B keyer with multiple CW message memories. All this in a ... dynamic range, third-order, two-tone dynamic range are superb. This ... construction is stuffing the circuit boards. While there are a minimum of ... 135 dBm -135 dBm Measured in 300 Hz BW CW Passband Bandwidth (700 Hz Filter ... Not Specified Measured with preamp off CW Stopband Bandwidth (700 Hz Filter ... represents worst-case spur on 10M Two-Tone Transmitter IMD (Measured relative to ... Time 22 ms Not Specified T/R Delay set to 0.00, Key-down to 90% TX TX-RX ... Time 50 ms Not Specified T/R Delay set to 0.00, Key-up to 90% RX 1 Third- ...
Enhanced performance with installed DSP board; Large, multi-color dot matrix display; ... with meters, MD100A8X Desk mic with tone control, MD200A8X Deluxe high fidelity ... FG whip w/mount, YF122C 500 Hz Collins CW filter, YF122CN 300 Hz Collins CW ... to 5 Watts; Includes 60 meters; SSB/CW/AM/FM and digital modes; Largediameter ... unit for SP8, MD100A8X Desk mic with tone control, MD200A8X Deluxe high fidelity ... FG whip with mount, YF110CN 250Hz CW filter/XFF, YF110SN 2kHz SSB filter/XFD ... , YF114CN 250Hz CW second IF main receive, YF114SN 2kHz ... second IF main receive, YF115C 500 Hz CW/Collins Mechanical filter, YH77STA ... and access to dozens of features and settings. An ultra-quiet 400 MHz high resolution ... receiver design to yield a typical two-tone dynamic range of 110 dB along with a ...
...Now in our 34th Year! Add to your CW fun with our low cost CMOS Keyer Kit. ... and timing are all programmed into the CW7Cs design. Assembly of the keyer is fast, ... to learn proper and perfectly formed CW right from the start! Built-in tone, ... and volume controls are featured. The CW7 is the ideal companion to our QRP ... may own. You need to supply an external set of paddles (Manual includes details on ... ). The included custom case and knob set matches our QRP receivers and ... battery. Case measures 5 W x 1 H x 5 D. CW7CCW Keyer Kit With Case $34.95 4 Perfect ... CW in one night! 4 Ideal for code practice ... features-budget price K I T EZ Key CW Keyer Looking for a great starter kit ... and easy to use, and features an audio tone adjustment for your listening pleasure ... . The unique key built on the board simulates a standard CW key making it ...
