Manley Force

From America's premier high-end studio gear manufacturer, the Manley FORCE contains four channels of real High Voltage vacuum tube microphone preamplifiers extracted from the hugely popular and award winning Manley CORE®, housed in an exquisitely gorgeous chassis, and meticulously hand-crafted in California.

SPECIFICATIONS

• Vacuum Tubes: 4 x 12AX7WA dual triodes
• Balanced Transformer Coupled XLR Microphone Input Impedance: 1250 Ohms
• Unbalanced 1/4" Direct Input Impedance: 10 Meg Ohm
• Maximum Input Mic input (Low Gain Setting): -5 dBu or 435mV RMS @ 0.5% THD
• Maximum Input Mic input (High Gain Setting): -25 dBu or 44mV RMS @ 0.5% THD
• Maximum Input Direct input (Low Gain Setting): +24 dBu or 12V RMS @ 0.5% THD
• Maximum Input Direct input (High Gain Setting): +17 dBu or 5.5V RMS @ 0.5% THD
• Maximum Output (1kHz Sine, into 100 kOhm load, 0.1% THD+N: +35 dBu
• Maximum Output (1kHz Sine, into 100 kOhm load, 0.1% THD+N: 43V RMS
• Maximum Output (1kHz Sine, into 600 Ohms load, 0.1% THD+N): +22 dBm
• Hi-current WFDRIVE Balanced Output Impedance: 50 Ohms
• Output Headroom (referenced to +4 dBu): 31 dB
• Dynamic Range: 118 dB @ LOW GAIN, 100 dB @ HI GAIN
• THD & Noise (1Khz @ +4dBu BW 22Hz-22KHz): 0.004% at Low Gain setting
• THD & Noise (1Khz @ +4dBu BW 22Hz-22KHz): 0.04% at Hi Gain setting
• Noise Floor Micpre (A WGT): - 85dB @ LOW GAIN, -66dB @ HI GAIN
• Signal to Noise Ratio (Ref. to +4dBu): 87dB @ LOW GAIN, 68dB @ HI GAIN
• EIN (22-22kHz BW, A WGT): -129dB with 150 Ohm source impedance @ LO GAIN
• Frequency Response: 20 Hz to 20 kHz -0.1dB, +0.3 dB
• Gain via Microphone Input: 40 LOW or 50dB HI GAIN (60dB available via internal jumper)
• Gain via Line Input: 20 or 30dB (40dB available via internal jumper)
• Low Signal Green LED (Output Level): -22 dBu
• High Signal Red LED (Output Level): +24 dBu 
• AUTOMUTE warmup delay: 30 seconds
• Power consumption: 36 Watts
• Operating mains voltage: 90 to 254 VAC (internal universal supply)
• Mains Voltage Frequency: 50~60Hz
• Dimensions: 19" x 3 1/2" x 7" (occupies 2u)
• Unit weight: 8.6 lbs.
• Shipping weight: 11.8 lbs.