Sharman SM-50II Power Supply Unit (PSU)

A reliable power supply is essential for maintaining efficient and interference-free radio transmission. A poor-quality PSU can introduce unwanted hum, signal instability, and even cause interference to nearby devices. The Sharman SM-50II is designed to deliver stable power, ensuring smooth operation for radio enthusiasts and professionals alike.

Key Features & Adjustments

Noise Offset Control

• Manually regulate interference up or down for a cleaner signal.

Adjustable Voltage Output

• Supports 9V – 15V output, allowing precise tuning for different radio equipment.
• Fixed 13.8V mode or adjustable control via the front panel voltage knob.

Power Output & Convenience

• Spring-loaded power output on the front panel, supporting up to 3A.
• Two large backlit meters display voltage output & current draw for easy monitoring.
• 10A cigar lighter socket for quick connection of external peripherals.

Sleek & Functional Design

The SM-50II combines classic aesthetics with practical design:

• Backlit display for clear readings, even in low light.
• Side ventilation slots to maintain efficiency without compromising style.

Rear Panel Features

• Two heavy-duty binding posts for main DC output, supporting up to 50A.
• Built-in cooling fan to protect the PSU from overheating.
• DC Power Switch for selecting either:
  • Fixed 13.8V output
  • Adjustable voltage control via the front panel

Why Choose the Sharman SM-50II?

With precision voltage control, noise offset adjustments, heavy-duty power output, and sleek design, the Sharman SM-50II is the ideal PSU for serious radio operators. Whether you’re powering HF, VHF, or UHF transceivers, this versatile and reliable power supply ensures optimal performance with minimal interference.

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