Audio Specifications; Analog Audio Performance; Sample Rate Converter Performance - Digigram PCX924e User Manual

PCX924e & PCX924e-Mic, PCX22e

Audio specifications

Sampling frequencies
available
A/D and D/A converter
resolution
Supported audio formats

Analog audio performance

Measurements done at Fs=48 kHz unless stated otherwise, with filter on the
22 Hz- 22 kHz range
Frequency response
(record + play)
Channel phase difference:
20/20kHz
Dynamic range
(A-weighted)
THD + noise 1 kHz at -2 dBfs
Crosstalk
(Analog in or out)
*
PCX924e & PCX924e-Mic only

Sample rate converter performance

Maximum frequency
Frequency ratio
THD + noise 1 kHz
at –2 dBfs
PCX924e PCX924e-Mic
Programmable from 8 to 192 kHz
PCM (8, 16, 24 bits), Float IEEE754, MPEG
(Layer I, II, and III up to 48 kHz)
PCX924e PCX924e-Mic
at 48 kHz: 20 Hz - 20 kHz: +0 /-0.3 dB
at 96 kHz: 20 Hz - 40 kHz: +0 /-0.4 dB
at 192 kHz: 20 Hz - 80 kHz: +0 /-1.1 dB
Analog In: >104 dB
Analog out: > 106 dB
Analog In: >-97 dB
Analog out: <-95 dB
1 kHz at 24 dBu: <–115 dB
15 kHz at 24 dBu: <-100 dB
PCX924e
from 1:8 to 7,5:1
User manual
PCX22e
24 bits
PCX22e
<0.2°/2°
*
*
PCX924e-Mic
192 kHz
<-130 dB
17