The Museum of Commercial Radio
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Modulated Test Oscillator (MTO.1) Made by Denco (Clacton) Ltd. The well known coil manufacturer. Frequency range 170 - 470 Kc/s & 550 - 1600 Kc/s. Uses a single DL92 and uses a Grid Bias battery for both HT 9 volts (yes just 9 volts) and LT 1.5 volts. Original Price £3. 17. 6. |