Summit TPA-200B Dual Tube Preamplifier

Technical Specifications

Size and Weight

Height: 3.5 inches (8.89 cm)

Width: 19 inches (48.26 cm)

Depth: 10 inches (25.40 cm)

Weight: 17 pounds (9.45 kg)

Power Configuration

• Internal AC Supply
• 35 watts, 115 or 230 volts, 50 or 60 Hz (Rear Switchable)
• Fuse: 0.5 Amp for 115VAC and 100VSC, 0.25 AMP for 230 VAC.

Input Impedance

• Mic: 1.5kΩ
• Hi-Z: 47kΩ
• Output impedance (XLR): 120Ω

Connections

• Mic Input: +4 dB female XLR (2)
• Line Input: -10 dB 1/4" (2)
• Outputs: +4 dB male XLR (2)

Max Input level

• Mic: -16dBu
• Line: 22dBu
• Hi-Z: 15dBu
• Max output level (XLR): 25dBu
• Max gain: 75dBv

Operating Measurements

• Equivalent input noise: -135dB average 10Hz-20kHz:
• Frequency response: 10Hz-50kHz -1dB
• Signal to noise ratio: 115dB average 10Hz-20kHz
• THD+ Noise: 0.055% -32dB in +4dB out, 1kHz
• Vacuum tubes: three 12AX7A

Warranty

• 3 year limited warranty.