Date of Manufacture:
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Tube and Semiconductor Complement:
The PTC986 Mercury was an HF transmitter-receiver intended for land fixed and mobile use in the export markets where long range communication was required. It was a variation of the PM125 Hamble design.
The equipment had a transistorised, tunable receiver and an 8 channel crystal controlled transmitter. The RF power output was 20 Watts AM or CW into 50 Ohms. The internal power supply was also transistorised.
The frequencies covered were 535 - 1605 KHz, 1.6 - 3.8 MHz and 3.8 - 10.0 MHz.
12 Volt and 24 Volt DC powered versions were available.