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This section is for those of you who really want to know the 'insides' of your PA20R. You will not miss out on any
of the functions or performance of your PA20R if you choose not to read any further.
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input impedance |
20 kW nominal |
input level
vs
gain setting |
500 mV at 0 dB (relative to 0.5 V output)
350 mV at 3 dB (relative to 0.5 V output)
250 mV at 6 dB (relative to 0.5 V output)
175 mV at 9 dB (relative to 0.5 V output)
125 mV at 12 dB (relative to 0.5 V output)
90 mV at 15 dB (relative to 0.5 V output) |
signal to noise
(line level) |
greater than 97 dB (relative to 0.5 V ouput) |
|
frequency response (-3 dB) |
0.1 Hz - 75 kHz |
frequency response
(20 Hz - 20 kHz) |
± 0.2 dB |
total harmonic
distortion + noise
(20 Hz - 20 kHz) |
less than 0.007% |
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channel separation |
greater than 100dB at 1 kHz |
|
crosstalk rejection |
greater than 100dB at 1 kHz |
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polarity(phase) |
non-inverting for all inputs and outputs |
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preamplifier output impedance |
100 W nominal |
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preamplifier maximum output |
greater than 7.7 V rms (20 dBm) |
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audio output connector |
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OUTPUT 1 |
phono socket |
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OUTPUT 2 |
phono socket |
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OUTPUT 3 |
XLR (optional connection) |
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XLR connector wiring |
-2 <% else %>1 <% end if %>>
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standard |
not connected |
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transformer |
pin 1 - ground |
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coupled |
pin 2 - non-inverting signal |
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(option) |
pin 3 - inverting signal |
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record output impedance |
1 kW nominal |
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record output gain |
0 dB (i.e. the record output level is the same as the input level) |
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headphone maximum output |
greater than 7.7 V rms emf |
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headphone amplifier gain |
18 dB (additional to 0 - 15 dB variable gain) |
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headphone output impedance |
100 W (suitable for headphones of 8 W - 2 kW impedance) |
signal to noise
(headphone output) |
greater than 80 dB |
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muting attenuation |
greater than 63 dB |
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operating temperature range |
10 - 35oC |
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ac supply frequency |
50 - 60 Hz |
|
ac supply voltage |
110 - 120 V or 220 - 240 V
The voltage is marked on the rear of the unit |
power
consumption |
less than 25 W |
dimensions
(including feet,
terminals and controls) |
445 mm wide
75 mm high
336 mm deep |
We reserve the right to alter design and specification without notice
Specification may vary for different countries
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