£ 11.59
Speaker Protection Board Circuit DIY Kit AC 12 24V Dual Relay Audio Industrial for Protecting Amplifier Home
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Description
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UPC1237 circuit as has power-on delay function, DC protection and power outrage damage protection function. this DIY speaker protection board kit slips easily into tight amplifier enclosures, rack-mount chassis or preamp boxes This version can be use to control 500W amplifier, each channel using a high grade relay control.Built around the industry-standard UPC1237 speaker protection IC, this speaker protection board is further enhanced with a 7812 voltage regulator These two relays are original and of high current so you do not have to worry about contact ignition and oxidation.when dangerous DC voltage appears, and power-off or power-down protection that immediately cuts the connection Speaker Protection Module Compact size, board size is only 6.9x5.7cm, and the circuit is reliable and simple to welded, no need to debug. the module works immediately without any calibration, tunings or tricky adjustments. This Speaker Protection Board uses 7812 as a voltage regulator and has a wide supply voltage in range of AC 12V to AC24V. Equipped with genuine high-current relays, this amplifier DC protection board handles up to 500W amplifier output per channel with robust contact design
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Description
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UPC1237 circuit as has power-on delay function, DC protection and power outrage damage protection function. this DIY speaker protection board kit slips easily into tight amplifier enclosures, rack-mount chassis or preamp boxes This version can be use to control 500W amplifier, each channel using a high grade relay control.Built around the industry-standard UPC1237 speaker protection IC, this speaker protection board is further enhanced with a 7812 voltage regulator These two relays are original and of high current so you do not have to worry about contact ignition and oxidation.when dangerous DC voltage appears, and power-off or power-down protection that immediately cuts the connection Speaker Protection Module Compact size, board size is only 6.9x5.7cm, and the circuit is reliable and simple to welded, no need to debug. the module works immediately without any calibration, tunings or tricky adjustments. This Speaker Protection Board uses 7812 as a voltage regulator and has a wide supply voltage in range of AC 12V to AC24V. Equipped with genuine high-current relays, this amplifier DC protection board handles up to 500W amplifier output per channel with robust contact design
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