28_MHz_TO_220_MHz_FOR_TRANSMIT

Published:2009/7/11 5:16:00 Author:May | From:SeekIC

Permits use of 2-meter transceiver to transmit in 220-MHz band with minimum of 6－W power output for 1-W drive on 28 MHz Local-oscillator output at 192 MHz can be used for receiving converter as well Use 8-pF butterfly-type air variable（Johnson 160-028-001）for C24, C26, C28, and C32，D1 is GE ZD8. 28-V1-Wzener，－F. J. Merry、A220-MHz Transmit Converter, QST, Jan, 1978, p 16－20.



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