VARIODYN® D1 Power Amplifiers are available with 4 channel and efficiency is higher than 80 %. The power amplifiers are controlled and monitored by the VARIODYN D1 modules DOM4-8 or DOM4-24.
VARIODYN® D1 Power Amplifiers are required in combination with a central unit DOM4-8 or 4-24. They contains 2 channels with a power of 400 Watt each and is monitored from the DOM.
Esser’s 4XD250B Four-channel amplifiers with integrated battery recharging system have 4x250W independent amplifier channels. It gets self-monitoring and self-test by microcontroller. It is protected against overload, short circuit, overheating.
Esser’s 4XD500 four-channel power amplifiers are used for the voice alarm system VARIODYN D1 in class D technologies. It has protective circuit against thermal overload, short circuit, HF interference. It is suitable for use with loop technology.
The Loop Booster provides additional power to an Analog addressable loop in order that a greater number of loop powered warning devices may be connected.
Response Plus/Aid 25 Watt Amp: Response Paging Systems Accessory
VARIODYN® D1 Four-channel Power Amplifiers are available with built in battery charger for emergency power supply. They have 4 independent amplifier channels each with 125 W in class D direct drive technology.
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