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Do your multiple-transmitter field day or contest efforts suffer from intrastation interference ?

VHF Broadcast Passband Filter (88 108 MHz) by DF9CY

If your multiple transceiver station is suffering of intrastation interference, this handy and inexpensive band pass filters and help you. QST article Sept 1988

Adding 2 RCA inputs, 1 high impedance filtered audio output RCA 3, 3 HIGH PASS filters, 3 LOW PAS filters to the JRC NVA88 Speaker