SP-15 West Germany spy radio set
1958
This set was developed in the 1958 and has been constructed by a small company, Wandel & Goltermann, for the intelligence service BND in attache case. The receiver is solid state and covers the frequency 2.5 to 24 MHz in 2 ranges (2.5 - 9 and 9 - 24 MHz). It utilizes 2 separate tuners with a PTO (Permability Tuned Oscillator) like Collins. The set consisted of a radio receiver, a radio trasmitter, the associated power-supplies for AC and DC, antennas, rapid-morse-code-transmitter. Quartz xtals for trasmitter, the key, headphones, etc