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Wireless Remote Antenna Coax Switch from Green Heron Engineering
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Ad Detail with Enlarged Photo for Listing #1734457

MISC - Alpha 87 UPX-X108G firmware IC

ORIGINAL FIRMWARE used before 2000. (c) 1992 in a 27256 EPROM refreshed 6-29-2025 to prevent bit rot.
See picture for banner. This is a manual tune version and NOT AlphaMAX for U7 on controller board of 87 series HF linears.
Asking $400 to your shack CONUS or free pickup/delivery around Denver.
Suspected scammers may not receive a reply.


Listing #1734457 by AC0KC
Submitted on 06/29/25
Submitted from 101-65-42-72.skybeam.com
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DX Store Heil Sound Parametric Receive Audio System PRAS
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