Thiết Bị Kiểm Tra Nguồn Âm Thanh Vu Đầu Tròn 45mm Có Đèn Nền

Giới thiệu Thiết Bị Kiểm Tra Nguồn Âm Thanh Vu Đầu Tròn 45mm Có Đèn Nền

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Characteristics:
- pointer vu table head, sensitive pointer response, accurate measurement.
- high-definition backlight, which can be used normally at night.
- internal dc resistance is 650 ±10% and insulation resistance is greater than 50 m.
- high quality abs material, safe and durable, long service life.
- embedded installlation, simple and convenient, pay attention to the positive and negative pole, prevent short circuit damage.

Specifications:
Project type: vu table head
Material: abs
Internal dc impedance: 650 ±10%
Insulation resistance: over 50m
Friction: ±1mm
Pointer length: 21.5 ±1mm
Pointer width: 0.45 ±1mm
Damping time: 2-3 seconds
Instrument installlation position: vertical
Backlight power supply: dc 12v
Test environment: temperature 20°C. humidity 70%
Calibration instructions:
Calibration point: dc-285ua
Reference point: dc-500ua
Wiring description: negative poles on the left and positive poles on the right
Size: approximately 45 mm/1.8 inches

Packing list:
1 x vu table

Notes:
- due to manual measurements, allow errors of between 0 and 1 inch.Thank you for your understanding.
- the display calibration is inconsistent and the color of the project shown in the photo may be slightly different from the actual object.Please use the real one as the criterion.

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