Philmore PC78 1 Meg Ohm Linear Miniature Potentiometer – No Switch, Combo Terminals
The Philmore PC78 1 Meg Ohm Linear Miniature Potentiometer is a compact, high-performance control component designed for precise resistance adjustments in space-constrained applications. Featuring a smooth linear taper, universal combo terminals for versatile connections, and a robust design, this potentiometer is ideal for audio control, signal tuning, and custom electronic projects. Its compact 16mm base diameter makes it perfect for tight spaces.
Product Features
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Miniature Design: Compact 16mm base diameter, ideal for limited-space applications.
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Linear Taper: Provides smooth and proportional resistance adjustment across the 1 Meg ohm range.
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Universal Combo Terminals:
- Designed for versatile connections.
- Can be directly inserted into a PC board for secure fitment.
- Alternatively, terminals can be wrapped with wire and soldered for custom installations.
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Voltage Capacity: Handles up to 150V AC, suitable for low-power circuits.
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Power Rating: Rated at 0.2W (200 mA) for low-power applications.
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Durable and Precise:
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300-degree total rotation for fine control.
- Built for a 15,000-cycle rotation life, ensuring long-term reliability.
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Universal Fit:
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Bushing Diameter: 7mm
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Shaft Length: 30mm with a 12mm flat section for secure knob mounting.
Technical Specifications
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Resistance: 1 Meg ohm (linear taper)
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Resistance Tolerance: ±20%
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Base Diameter: 16mm
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Max Voltage: 150V AC
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Power Rating: 0.2W (200 mA)
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Total Rotation: 300 degrees
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Rotation Life: 15,000 cycles
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Bushing Diameter: 7mm
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Shaft Length: 30mm with a 12mm flat section for knob mounting
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Connection Type: Universal combo terminals (PC board insertion or wire wrap and solder)
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Switch: None
Installation Scenario
The Philmore PC78 potentiometer is an excellent choice for audio, signal tuning, and other custom electronics projects requiring precise resistance control. Its compact design and universal terminals make installation straightforward, whether directly onto a PC board or through wire wrapping and soldering. With a 300-degree rotation and robust durability, it delivers reliable performance in both professional and DIY applications.
Why Choose Tri-Tek Electronics?
Tri-Tek Electronics is an authorized distributor of Philmore products, providing genuine components backed by full manufacturer warranty coverage. Visit our store in Mesa, AZ, for expert advice and a wide selection of quality products. We proudly serve the Phoenix metro area, including Chandler, Tempe, Scottsdale, and Glendale.
