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2pcs VU Meter DB Level Header Audio Preamp Power Amplifier Chassis TN-90A Newest For Sale

2pcs VU Meter DB Level Header Audio Preamp Power Amplifier Chassis TN-90A Newest


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2pcs VU Meter DB Level Header Audio Preamp Power Amplifier Chassis TN-90A Newest:
$33

Product Description2pcs VU Meter DB Level Header Audio Preamp Power Amplifier Chassis TN-90A Newest

Features:

100% brand new and high quality
Made of high-quality materials, durable
The insulation resistance meter outside the box and a circuit with 500V DC and a 50M ohmmeter case.
The circuit impedance of the electrical insulation is the insulation value of the 500V DC voltage test. Use the standard position to overlap the pointer with the zero-scale tolerance of the ±1mm balance meter, and tilt it 90 degrees to allow an error range of ±1mm.
Fine workmanship, good performance, easy to use, long service life


Product parameters:

Model: TN-90A
Pointer material: zinc-nickel alloy
The direction of the pointer swing: from left to right
Pointer length: The distance from the central axis to the needle is 44±1mm
Pointer width: 0.45±0.05mm
Overall size: about 90 * 70 mm
Current sensitivity: 1000uA±10%
Internal DC impedance: 650Ω±10%
Friction: ±1mm
Insulation resistance: 50Ω or more
Bulb: 3.0~3.2V 20mA
Test environment: temperature: 20degree Celsius±5degree Celsius, humidity: 40~85%


Package Included:

2 *VU meter



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