Audio Specifications - HP 744 Owner's Manual

Table 4-2 lists the audio specifications, Figure 4-4 shows the audio connec-
tor, and Table 4-3 shows the audio connector pinouts.
.
Table 4-2

Audio Specifications

Function
Headphone maximum
output level
Input sensitivity
Programmable input gain
Programmable output
attenuation
Programmable rates
Signal to noise ration
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Range
2.75 V pp at 50 ohms
Line in, 2.0 V pp at 47 K ohms microphone, 22
mV at 1 K ohm
0 to 22.5 dB in 1.5 dB steps
0 to 96 dB in 1.5 dB steps
8, 11.025, 16, 22.05, 32, 44.1, 48 KHz
Headphone, 61 dB
Line in, 61 dB
Microphone, 57 dB
Cables
Audio Connection
4-9