UA82 MFJ-202B $29.95 SOLD
Noise Bridge
The MFJ-202B noise bridge is a device to determine unknown impedance. This useful item operates from 1 to 100 MHz. The rear panel inputs are SO-239. [08/15] |
UB31 MFJ-200BX $21.95 SOLD
Frequency Standard
The is the MFJ-200BX crystal calibrator can be selected to produce a signal at every 25, 50 or 100 kHz. Primarily used for shortwave, but does work through lower VHF frequencies too. In good condition. Output on the rear panel is to an RCA phono jack. Requires 9 Volt battery (not included). [07/18] |
UQ35 MFJ-624 $44.95 SOLD
Phone Patch
The MFJ-624 is a deluxe hybrid phone patch. It features a VU meter on the front panel. All I/O is on the back panel. With telephone cable. With original box. [07/17] |
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UG84 MFJ-762 $54.95 SOLD
Step Attenuator
The MFJ-762 is a step attenuator. It provides up to 81 dB attenuation in 1 dB step with excellent performance to 170 MHz (usable to 500 MHz). Includes BNC to SO-239 adapters, Owner's Manual and box. Never opened! [01/20]
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UJ13 MFJ-931 $67.95 SOLD
Artificial Ground
The MFJ-931 artificial ground effectively places your rig near actual earth ground potential even if your rig is on the second floor or higher with no earth ground possible. It resonates a random length of wire connected to rear panel and thrown along the floor and produces a tuned counterpoise. Covers 1.8 - 30 MHz. In good condition with box and manual. 7.5W x 3.5H x 7D inches. [12/19] |
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