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Pcm92 specifications – Lexicon PCM92 User Manual

Page 59

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53

PcM92 SPecIFIcAtIoNS

ANALoG INPUtS

Connectors

Two, Female XLR

Impedance

20K Ohm, balanced

Level (for 0 dbFS)

+4dBu mode: +20dBu

–10dBV mode: 8.2dBu

Freq Response @96K

20Hz to 40KHz, +0/–3dB

A/D Conversion

24 bits

A/D Dyn Range

>112 dB unweighted, 115dB A-weighted

THD

<.002% 20

→ 20kHz @ +4dBu

Crosstalk @ 1Khz

<–90 dB, 20

→ 20k at +20dBu input

ANALoG oUtPUt

Connectors

Two, Male XLR

Impedance

30 Ohm, electronically balanced

Level (at 0 dBFS)

+20dBu

Freq Response @96K

20 Hz - 20 kHz, +/- 0.25 dB

20Hz - 40kHz +0/–3dB

D/A Conversion

24 bits

D/A Dyn Range

112 dB unweighted, 115 dB A-weighted

THD

<.002% 20Hz - 20kHz at +4dBu

Crosstalk @ 1kHz

<–90 dB at 20Hz - 20kHz with +20dBu

input

dIGItAL AUdIo Io

Connectors

One Male XLR Output

One Female XLR Input

Two FireWire

TM

Ports

Format

AES/EBU/FireWire (400Mb)

Word Size

24 bits

SAMPLe RAteS

Internal 44.1kHz/48kHz/88.2kHz/96kHz
Accuracy

within ±50ppm

External 44.1kHz/48kHz/88.2kHz/96kHz
Lock Range

±2% of nominal

PRoPAGAtIoN deLAyS (MILLISecoNdS)

44.1 kHz

48 kHz

88.2 kHz

96 kHz

A/D

1.41

1.28

1.25

1.13

A/A

1.64

1.51

1.28

1.18

D/A

1.48

1.36

1.24

1.14

D/D

1.23

1.12

1.15

1.07

SyNchRoNIzAtIoN

TTL Word Clock Input *

75 Ohm, BNC


*Falling edge marks start of frame