Fairchild 670 - Specifications; Noise Level

SPECIFICATIONS (Each channel, unless otherwise specified)
INPUT IMPEDANCE 600 2
OUTPUT IMPEDANCE 600 2
OUTPUT LEVEL +), or +8 VU (+27 dbm clipping point)
GAIN 7 db (no limiting)
FREQUENCY RESPONSE hO cycles to 15 ke + 1 db
NOISE LEVEL 70 db below +) dbm
LIMITING NOISES Below audibility.
INTERMODULATION OR
HARMONIC DISTORTION Less than 1% at any level up to +18 dbm
output (no limiting).
Less than 1% at 10 db limiting and +12 dbm
output. \
ATTACK TIME
(adjustable) »2 milliseconds in positions 1, 2, and 6.
«4 milliseconds in positions 3, h, and 5.
RELEASE TIME
(from 10 db of limiting) Position 1: .3 seconds.
Position 2: .8 seconds.
Position 3: 2 seconds.
Position : 5 seconds.
Position 5: Automatic function of program
material: 2 seconds for individual peaks,
10 seconds for multiple peaks.
Position 6: Automatic function of program
material: .3 seconds for individual peaks,
10 seconds for multiple peaks, 25 seconis
for consistently high program level.
COMPRESSION RATIO Variable from 1:1 to 1:20 above a predeter-
mined level. Predetermined level factory-
adjusted to +2 dbm.
SEPARATION Left-Right position: 60 db
Vertical-Lateral position: 0 db
POWER REQUIREMENTS 117 volts, 50-60 cycles, 3 amps
STABILITY Unit maintains stability of gain, gain
reduction and balance over a range of line
voltage fluctuations fran 100 to 127 volts.