The board has a first-level amplifier (using 741 single op amp), and there are two sets of high and low inputs. Yellow: connect to the positive signal line, green: connect to the negative signal line (outer layer, shielding layer).
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We have a lot of products and only show a small number of products on the website.
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We'd like to settle any problem in a friendly manner. Color: Black, Clear. It's just take you 1 minute. Material:Plastic, Electronic Parts. Material: ABS Plastic. Size:35 x 35mm(L W). Due to the different display and different light, the picture may not reflect the actual color of the item.
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Installation position: vertical. Bulb: 2 x yellow 12V power bulb, the bulb power cord extends out of the shell. With high-definition white backlight, it can be used normally at night. Body color: black.
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VINTAGE NEW OLD STOCK MIDLAND VU METER MODEL 23-711
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Traditional LED VU meters are boring! This star-shaped VU meter brightens your party! .
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Insulation Resistance: More than 50MΩ. 1 x Driver Board. Backlit: Light transmission 3V 20MA. Pointer Width: 0.45±0.05mm. Pointer Length: 44±1mm from needle end to axes. If you do not receive our reply within 48 hours, pls.
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1 x LM3914 Dot / Bar Display Driver IC (DIP18 Through Hole). Quantity: 1 x LM3914 IC. DIY electronics, Arduino and Raspberry Pi builds. Type: Analog LED Display Driver – Dot/Bar Selectable. Use bar mode for full visual effect (multiple LEDs lit).
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