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JP-115 Double Pointer VU Level Meter with LED Backlight Board and Driver Board AC/DC5-12V Power Supply
Description:
- This is a dual pointer VU meter with a white LED backlight board and a set of rear driver boards. It can be used for both 5V-12V AC and DC, with simple wiring and reliable quality.
Specification:
- Product model: JP-115
- Power supply: AC/DC 5 - 12V, ≥0.1A
- Using direction: vertical
Debugging method:
- Method 1: Connect the power amplifier with the signal generator 1KHZ signal, adjust the volume of the power amplifier to the maximum, adjust the adjustable resistance, so that the meter pointer points to the 0 position
- Method 2: No signal generator, you can use Android mobile phone to download the signal generator software, use the mobile phone to output 1KHZ signal to the power amplifier, adjust the power amplifier volume to the maximum, adjust the adjustable resistance, so that the meter pointer points to the 0 position.
FAQ:
Q: Can a 5V mobile phone charger be used as a power supply?
A: Yes, the power supply is only used for backlight.
Q: Does it can be used for a vehicle CD player?
A: As long as the maximum output power of the vehicle CD player does not exceed 50W, it can be used, but the meter is not shockproof, so it cannot be used in vehicles.
Package Included:
- 1 x VU Meter
