Drake R4A Receiver
The Drake R4A receiver replaced the Drake R4. It covers 3.5-4.0, 7.0-7.5, 14.0-14.5, 21.0-21.5 and 28.5-29.0 Mhz with SSB/CW-AM modes. The R4 uses Passband Tuning. It appears from the photographs, that there are seven (7) optional range crystals. The antenna input is via an RCA jack. This receiver does need an external speaker. The SN is 6648G.
This receiver was sold at auction by QCWA Chapter 85.