Amateur Television
TC70-1 SPECIAL FEATURES:
* Sensitive GaAsfet converter tunes 420-450 MHz with 25 dB gain
* Two frequency >1 watt p.e.p. transmitter properly matches linear amps with adjustable internal sync stretcher & blanking level set
* Full 25 kHz dev. broadcast standard 4.5 MHz sound subcarrier
* 10 pin VHS color camera and RCA phono jack camcorder or VCR inputs, type N antenna input, and F TV output connectors
* Transmit video monitor outputs to camera and phono jack
* Small attractive shielded cabinet - 7 x 7 x 2.5", 11b 10oz.
Just plug in your camera, VCR, camcorder, etc. composite video and audio (10 pin jack on front or phono jacks on back), 70cm antenna, 12 to 14 Vdc @ .5A, and you are ready to transmit live action color or black and white pictures and sound to other amateurs. Sensitive downconverter tunes the whole 420-450 MHz band down to input to your TV set on channel 3. Specify 439.25, 434.0, 427.25 or 426.25 MHz transmit frequency. 1 crystal included, second crystal add $15.
'Transmitting equipment sold only to licensed radio amateurs verified in the Callbook for legal purposes If newly licensed or upgraded, send copy of license. Receiving downconv. available fo all starting @$49 (TVC-2G).
WHAT ELSE DOES IT TAKE TO GET ON ATV?
Any Tech class or higher amateur can get on 70cm, novices now on 23cm ATV. Any video camera, camcorder, VCR or computer with a composite video output can be plugged into the front panel 10 pin VHS jack or rear panel phono jacks for both audio & video.
DX with TC70-1s and KLM 440-16X antennas line of sight and snow free is about 22 miles, 7 miles with the 440-6X normally used for portable uses like parades, races, search & rescue, damage ac-cessment, etc. For greater DX or punching thru obstacles add either of the ATV compatible 15, 50 or 70 watt amplifiers listed below.
The TC70-1 has full bandwidth for color & sound, like broadcast. You can show the shack, home video tapes, computer programs, repeat SSTV, weather radar, or even Space Shuttle video if you have a home satellite receiver. See the ARRL Handbook chapt. 20 & 7 for more info & Repeater Directory for local ATV repeaters. PURCHASE AN AMP WITH THE TC70-1 & SAVE!
50 WATT with d26n-atv....S529 70 WATT with diooatvn....$629
Your TV set
Your home TV camera orcamcorder
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