IN TRADE

STANDARD ALIGNMENT DISK

Version 2.00 including inverted RIAA curve for turntable preamplifier tests This disk in combination with CD/DVD player will replace very expensive precision audio signal generator. It contains all necessary signals to test and adjust any audio equipment including your CD player. The master disk is recorded with 0.002% Total Harmonic Distortion using industrial equipment. Each master track is recorded individually

92 tracks 73 minutes including

Channel Orientation Test Siren Signal White Noise Pink Noise

Channel Phasing Test Siren Signal White Noise Pink Noise

Reference Signals 1 kHz 0dB (-12 dBmax) White Noise 0dB (-12 dBmax) average level (AL) Pink Noise -1.5 dB (-13.5 dBmax) AL

Output Meter Adjustment -42 to +12 dBref

Output Peak Level Meter Adjustment 1 kHz 0dB (-12 dBmax) superimposed 20 and 28 msec peaks +9 dBref +10 dBref +11 dBref +12 dBref

Average Musical Program Equivalent 400Hz 0dB 3kHz +10db

Silent Channels

Noise Level Test White Noise -50, -55, -60, -65, -70, -75, -80, -85, -90, -95, -100 dBmax

Channel Separation Test Left silent, Right 1 kHz +6dB Right silent, Left 1 kHz +6dB Left silent, Right Noise 315Hz bandwidth centred at 1kHz Right silent, Left Noise 315Hz bandwidth centred at 1kHz

Frequency Response Test Standard NAB and IEC frequencies 10 Hz to 20,000 Hz 0dB

Frequency Response Continuous & Warble Sweeps 10 Hz to 20000 Hz

RIAA PHONO PREAMPLIFIER TESTS Reference 1 kHz -20 dB (-32 dBmax) Rumbling Filter 10 Hz to 20 Hz test RIAA Curve Low Flat 20 Hz to 50 Hz Low Slope 6 dB/oct 50 Hz to 500 Hz Mid Flat 500 Hz to 2122 Hz High Slope 6 dB/oct 2122 Hz to 20000 Hz

Tape recorder equalisation adjustment High Frequency range1 kHz/10kHz 6 minutes Low Frequency range 1 kHz/100Hz 6 minutes

P.S. Good luck and please only bid if you are serious and going to pay in full within 3 working days

tape audio reel to reel repair amplifier phono LP record turntable