Modulation Monitors AM
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Belar AMM-2C
The Belar AMM-2C Modulation Monitor is a precision, all solid-state AM demodulator designed to measure the modulation characteristics of AM broadcast transmitters over a frequency range of 260 kHz to 50 MHz. The AMM-2C utilizes a unique carrier-referencing system for... more
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Belar AMM-3A
The Belar AMM-3A AM Modulation Monitor is an all-solid-state precision AM demodulator which exceeds the US Federal Communications Commission standards for measuring the total modulation characteristics of medium-frequency AM broadcast transmitters. The detector circuitry of the AMM-3A is non-frequency discriminating,... more
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Belar "The Wizard" AMMA-2
The AMMA-2 is a DSP-based microprocessor-controlled, digital AM modulation monitor/analyzer that precisely measures positive and negative peak modulation, peaks per minute, average peak modulation, modulation density, and more. In addition to monitoring standard AM modulation, the AMMA-2 accurately monitors modulation-dependent... more
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Belar AMM-4
The Belar AMM-4 is a digital AM frequency monitor designed especially for automatic broadcast transmitter monitoring. The counter will accurately monitor any frequency from 10 kHz to 50 MHz. A large 3½ digit LED display provides a range of ±1999... more
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Delta ASM-1
ASM-1 Modulation MonitorThe ASM-1 Modulation Monitor helps maintain and ensure AM broadcast system performance. The Monitor incorporates a high performance C-QUAM decoder to demodulate the RF sample. The Monitor provides all the demodulated signals necessary for annual proof of performance... more
