Analog VU Meter Panel Kit, Backlit Decibel Level Tester and Driver Board 500uA Audio Meter with Filament Backlight, DC/AC 6V-12V Power Input Adjustable Sensitivity for Audio Equipment

Features:* VU-01 driver board, a newly redesigned, high-quality audio driver. Includes two VU meters and driver board.* 39-inch 500V level meter. Weight: 0.085 kg per set (two meters plus driver board).* Driver board mounting dimensions: 67.4 mm x 56 mm frame, 57 mm x 50.5 mm screw holes. Suitable for M3 screws.* Two blue 3296 series 500 ohm potentiometers on the board adjust the sensitivity of each meter. Turning clockwise increases sensitivity.Specifications:Part Name: VU Level Meter + Driver BoardMaterial: ABS, PCBColor: As shownVU Meter Specifications: (See below)500μA VU meter with filament backlightInterface DC resistance: 630 ohmsBacklight filament voltage: DC/AC 6V to 12VVU Meter Driver Specifications: (see below)Power Supply Voltage: AC 12V 500mASize: 67mm x 56mm x 25mmConnects two VU meters (100μA to 500μA). You do not need to adjust our 500μA VU meters. (Other models may require adjustment.)Tuning Instructions: (see below)1) Adjust the resistance values of R9 and R10 according to the backlight's electrical specifications to achieve the desired brightness.2) Adjust VR1 and VR2 to adjust the pointer swing amplitude for the left and right channels separately. Please adjust according to the power.3) Please select AC 12V/500mA power input.4) During operation, R9 and R10 will generate a certain amount of temperature.Package Contents:2 x VU Level Meters1 x Driver Board

• Professional Audio Monitoring: 2-piece analog VU meter panel kit with backlit decibel level tester and VU-01 driver board for studio mixing, audio equipment testing, and sound level measurement applications
• High-Precision 500μA Meters: Features dual 39-inch 500V level meters with 630-ohm DC resistance and adjustable 6V-12V filament backlighting for clear readings in low-light studio environments, each meter weighing 0.085kg for stable mounting
• Complete Driver Board System: Includes redesigned VU-01 driver board (67.4mm x 56mm x 25mm) with dual blue 3296-series 500-ohm potentiometers for independent left/right channel sensitivity adjustment, supports 100μA to 500μA VU meters with AC 12V/500mA power input
• Easy Installation Setup: Driver board features 57mm x 50.5mm screw hole spacing for M3 screws, clockwise potentiometer rotation increases sensitivity, includes tuning instructions for R9/R10 backlight brightness adjustment and VR1/VR2 pointer swing amplitude control
• Complete Package Contents: Includes 2x backlit VU level meters, 1x VU-01 driver board, and detailed tuning instructions for professional audio monitoring setups, constructed with ABS and PCB materials for reliable performance in studio and testing environments