Originally Posted by Zanderbarfly
Robert,

Many thanks. I'm out of my depth here. I need to know what spec. numbers to look for in a new phono pre-amp to ensure compatibility and best performance with the MPMAX 221.

rms? peak to peak? volts?! All over my head I'm afraid...

Zander
look here
Point 1) show you different waveforms and defenitions

http://www.ese.upenn.edu/rca/instruments/HPfuncgen/WaveFormGen/WaveFormGen.html
or here
http://www.physics.mcgill.ca/webta101/ac/acbasics.html

here is an detail of the spec that show some data
http://www.phonostagepreamp.com/eragoldvphonostagepreamp.htmSpecification

Input range: 2mV to 10mV
Output (for input range): 252mV to 1,260mV (1.26V)
Maximum input: 39mV rms
Maximum output: 4.914V rms
Gain: 42dB (126) at 1kHz
Input impedance: 47k Ohms plus 100pf
Output (driving/source) impedance: 910 Ohm
Recommended load impedance: 10k Ohm or greater
Noise at output: -65dB CCIR Q-pk
Distortion: 0.02%
RIAA accuracy: <0.5dB
Channel balance: 0.2dB
Channel separation: 64dB

Robert


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