Amateur Television
Sensitive GaAsfet converter tunes 420-450 MHz with 25 dB gain Two frequency gt 1 watt p.e.p. transmitter properly matches linear amps with adjustable internal sync stretcher amp 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...
Packet Radio Stars At Dayton Hamvention
The 1990 edition of the Dayton HamVention provided a platform for the introduction of a bevy of new packet-radio products. So much so that it took most of the weekend to see it all and so much so that I can only mention each new item briefly to make sure I get them all in. Here they are in alphabetical order. The forthcoming autumn 1990 AEA DSP-1232 and DSP-2232 multimode controllers were showcased at the AEA booth. The DSP-1232 789 and DSP-2232 999 use digital signal processing DSP to provide...
A Medium Speed Modem For Ax Packet Radio Links
This paper describes experiments and development work on a 3000-bit s modem for use over amateur packet radio data links by Mike Tubby, G8TIC, and Robin Downs, G8VPQ. Copyright 1990 by Tor Electronic Systems. This information is academic work of the authors and may not be used for commercial gain. Its use is free for licensed radio amateurs and may be copied and distributed as long as this copyright message is retained. The authors can be contacted via packet mail or telephone between - 7 PM...
Authorized
Gull Coast Packet Assoc. Mobile, 205-476-4100 Arizona Ham Radio Outlet Phoenix. 602-243-3515 Ham Radio Outlet Anaheim, 800-854-6046 Ham Radio Outlet Burlingame, 415-342-5757 Ham Radio Outlet Oakland, 415-451-5757 Ham Radio Outlet San Diego, 619-560-4900 Ham Radio Outlet Van Nuys, 818-988-2212 The Radio Place Sacramento, 916-441-7388 Delaware Amateur Supply New Castle, 800-441-7008 Florida Amateur Electronics Supply Clearwater, 813-461-4267 Florida cont. Amateur Electronic Supply...
L 1
QSO anyone who wants to talk to them No Only those stations who are equipped for the special duplex form of operation, with the right offset frequencies used, can even attempt contact, .but there are a growing number of such stations here in the northeast who are willing to use something less than SOTA equipment and techniques to try to have some fun. There will probably be those who feel that this is less-than-ideal, and I agree with them I, too, would like to see every rover equipped with a...