j-Com; Magic Notch Automatic Audio Notch Filter; Oct 1991
J.W. Miller; Automatic Antenna Tuner Auto-Trak Model AT2500; Jul 1981
Jade Products; 160-Meter Twin-Lead Marconi Antenna; Aug 1994
James Millen Company; Transmatch Junior; Feb 1966
James Research; Oscillator/Monitor; Mar 1969
Janal Laboratories; 432CA Converter; Dec 1975
Japan Radio Company; JST-135HP MF/HF Transceiver; Mar 1992
Japan Radio Company; JST-245 Transceiver; Sep 1995
Japan Radio Company; NRD-515 All-Wave Receiver; Nov 1981
Japan Radio Company; NRD-525 General-Coverage Receiver, The; Jul 1988
Japan Radio Company; NRD-535D HF Receiver; May 1997
Japan Radio Company; NRD-545 DSP HF Receiver; Feb 1999
Japan Radio Company; NSD-515 HF Transmitter; Nov 1982
JE3HHT; MMSSTV Version 1.01; Aug 2001
Jetstream; JT220M 222 MHz FM Transceiver; Jan 2010

JetStream JTPS30M DC Power Supply, February 2012
JO-COMM; Red-Dee-2™ Connect Power Distribution Blocks; Dec 2006
Johnson; 504 2-Meter Transceiver; Jun 1971
Johnson; 540 2-Meter Transceiver; Jun 1971
Johnson; Fleetcom 550 UHF FM Transceiver; Sep 1973
JPS Communications; ANC-4 Antenna Noise Canceller; Feb 1996
JPS Communications; NF-60 DSP Audio Filter; Feb 1994
JPS Communications; NIR-10 Noise/Interference-Reduction Filter; Oct 1991
JPS Communications; NIR-12 Noise and Interference Reducer; Jul 1996
JPS Communications; NRF-7 DSP Audio Filter; Feb 1994
JPS Communications; SSTV-1 DSP Filter for Slow-Scan TV; Nov 1994