A151B

FEATURES

• Cockpit Voice Recorder Control Unit for use with A100/A series CVR systems
• Contains Microphone Preamplifier Board Assembly, headset jack, ERASE and TEST switches, and test meter
• Test meter makes it possible to test monitor and bulk erase tape remotely
• Designed for use with A55B remote microphone units
• Available with black, gray, or brown panel color (see table below)
• NO meter illumination
• Similar to A152/B control units but DOES NOT contain internal microphone and NO meter illumination

SPECIFICATIONS

Size:	ATA Panel; 5.5"W x 2.5"H x 2.5"D	Weight:	1.2 lbs.
AGC:	Fast reacting 30-dB range-low distortion, true ac attenuation	Audio Input Impedance:	20K ohms
Audio Input Level:	3 millivolts	Output Impedance:	300 ohms
Output Level:	500 millivolts	Audio Gain:	Pin selected 6,12,24 dB steps
DC Supply:	+18 volts

Part Number	CVR Control Unit Description:
93A151-20	Gray panel color, NO internal microphone, no meter illumination
93A151-30	Black panel color, NO internal microphone, no meter illumination
93A151-40	Brown (Boeing) panel color, NO internal microphone, no meter illumination
93A151-50	Brown (ATR-42) panel color, NO internal microphone, no meter illumination

PLEASE NOTE: THE ABOVE LISTED PART NUMBERS REFLECT THE DIFFERENT UNITS ORIGINALLY AVAILABLE BY THE MANUFACTURER AND DO NOT NECESSARILY INDICATE OR REFLECT THE CURRENT AVAILBILITY OF THESE DIFFERENT UNITS BY SOUTHEAST AEROSPACE OR THE AFTERMARKET