The Telefunken ELK-639 Receiver was made in Germany during 1969-1970 and used by the NAVY. Made for Fixed or Mobile applications. Frequency range is from 9.8 KHz to 30 MHz and is divided into two separate groups. Group one is from 9.8 KHz to 570 KHz in five ranges and group two from 250 kHz to 30 MHz in 10 ranges. Modes of operation are A1, a2, A3 and A4 (for facsimile) also the modes of operation F1, F4 and F6. Has a built in loudspeaker. The receiver allows the attachment of 4 different antennas and operates from 110 and 220 VAC 50-60Hz and with 21-31 VDC External power supply for mobile applications.
The Telefunken ELK-639 Communications Receiver is available Grade 3 Untested / Repairable.