User Manual

SPECIFICATIONS
TUBE CHANNEL (Left Channel)
GAIN RANGE +10 dB to +80 dB (20-70dB in 5 dB steps)
MIC INPUT IMPEDANCE 600, 2400, 10,000 Ohms
INSTRUMENT INPUT IMPEDANCE 300K,1Meg, 3 Meg Ohms
FREQUENCY RESPONSE (-1 dB) 10 Hz to 30 kHz
(-3dB) 5 Hz to 45 kHz
THD & NOISE (1 kHz @ 20 dB gain) .035% typical (-68 dB)
NOISE FLOOR -60 dB typical referenced to +4dBm
EIN -120 dB
SIGNAL TO NOISE @ 70 dB Gain 95dB (TRIM has major effect)
MAXIMUM OUTPUT (1% THD) BALANCED +4 31 dBu
COOL CHANNEL (Right or Solid State Channel)
GAIN RANGE +10 dB to +80 dB (20-70dB in 5 dB steps)
MIC INPUT IMPEDANCE 300, 600, 2000, 2 Meg Ohms
INSTRUMENT INPUT IMPEDANCE 100K, 300K,1Meg, 3 Meg, 10 Meg Ohms
FREQUENCY RESPONSE (-1 dB) 15 Hz to 30 kHz
(-3dB) 5 Hz to 50 kHz
THD & NOISE .01% typical (-80 dB)
(no distortion products measurable, noise dominates measurement)
NOISE FLOOR -66 dB typical referenced to +4dBm
EIN -126 dB
SIGNAL TO NOISE @ 70 dB Gain 85dB (TRIM has little effect)
MAXIMUM OUTPUT (1% THD) BALANCED +4 30 dBu
UNBALANCED +4 24 dBu
UNBALANCED -10 16 dBu
DISTORTION @ 1K WITH 60’ / 70’s SWITCH 1.5% typical with LED onset (+4 dBu out)
3% typical with LED fully lit (+7 dBu out)
GENERAL
POWER REQUIREMENTS 30 WATTS
FUSE Serial #MTNT142 and above: For 120 VAC - 0.5 AMP SLO-BLO
For 220 VAC - 0.250 AMP SLO-BLO
Serial #MTNT141 and below: For 120 VAC - 1 AMP SLO-BLO
For 220 VAC - 0.5 AMP SLO-BLO
PHYSICAL
SIZE 19” x 11” x 1.75”
WEIGHT 11 POUNDS
SHIPPING BOX 22.5” x 14.5” x 8”
SHIPPING WEIGHT 16 POUNDS
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