RF Modulators
FM Audio Modulator
100-130v AC required / 60 Hz / 0.125 amps
(RF) AMT-a-4921
Blonder-Tongue Labs single channel FM audio modulator. Model #: AMT-a. Solid state, circa 1979. 100-130v AC required. 60 Hz, 0.125 amps. +50k ohm input. Frequency response: 50 Hz - 15 KHz, ±1.5 dB. NOTE: See PDF file for detailed specifications.19"L x 1.75"H x 4" deep. Includes manual and hardware, BTL P/N: 4921. New in the box!!
$149 each
RF Modulator
0.015 - 18 GHz
(RF) 11665B
Hewlett Packard RF modulator. 0.015 - 18 GHz. "N" male / female connectors. "BNC" female drive, ±50 mA. Used.
$195 each
Hewlett Packard Pin Modulator
3.7 - 8.3 GHz / 60 - 80 dB Range
(RF) 8733B-8.3
Hewlett Packard pin modulator. 3.7 - 8.3 GHz, 60 - 80 dB range. "N" female / female connectors, "BNC" female bias. Used.
$39 each
Hewlett Packard Pin Modulator
7.0 - 12.4 GHz / 80 dB Dynamic Range
(RF) 8734B
Hewlett Packard pin modulator. 7.0 - 12.4 GHz. 80 dB dynamic range. "N" female / female connectors, "BNC" female bias. For use with 8403A modulator. Used.
$150
Hewlett Packard Pin Modulator
(RF) 8733B-3.5
Hewlett Packard pin modulator. Bias rated for 3.5 dB. 5.4-5.9 GHz.
$150 each
Commodore RF Modulator
(RF) 252405-02
Originally modulated video signal on channel 3 or 4 for viewing Commodore computer on TV. RCA output.
$10 each
Hewlett Packard Pin Modulator
(RF) 8733B-5
Hewlett Packard pin modulator. Bias rated for 5 dB. 5.4-5.9 GHz.
$150 each
Hewlett Packard Pin Modulator
(RF) 8733B-5.5
Hewlett Packard pin modulator. Bias rated for 5.5 dB. 5.4-5.9 GHz.
$150 each
Hewlett Packard Pin Modulator
(RF) 8733B-6.5
Hewlett Packard pin modulator. Bias rated for 6.5 dB. 5.4-5.9 GHz.
$150 each