Grass Valley Thunder 80 v.1.0 - Manual (Page 57)

41
Thunder
User Guide
Analog Audio OUT Bolt
Connector pin-out protocol: .............................. Tascam® standard 8 channel balanced analog
audio, 25 pin DB-25 socket
Output Impedance: ............................................... 33Ω ±5% @ 1kHz, balanced, AC coupled
Maximum Output Level (clip): ........................... +24dBu, ±.2dB
Frequency Response: ............................................ +0/-3dB @ 12Hz to 100Hz;
+0/-.07dB, 100Hz to 20kHz @ R
load
≥600Ω
Signal to Noise Ratio, ref. +24dBu: ................... >104dB unweighted, 20Hz to 20kHz;
>107dB, A-weighting
Total Harmonic Distortion: ................................. ≤.005% @ 1kHz @20dBu;
≤.02%, 20Hz to 20kHz
Intermodulation Distortion: ............................... ≤.001% @ 20dBu, SMPTE-DIN Method
Adjacent Channel Crosstalk, ref. +24dBu: ..... ≥104dB, 20Hz to 20kHz
D/A conversion:
Sample Resolution: .......................................... 24 bits
Sample Rate: ....................................................... 48.83kHz
Analog Audio Output Level
for 0dBFS Digital Input: .................................. 24dBu ±0.2dB
Analog Audio End-to-End Performance
Analog IN to Analog OUT Level Deviation: ... ≤ ±0.2dB @1kHz
Maximum Throughput Level: ............................ +24dBu, +0.4/-0dB, 20Hz to 20kHz
Frequency Response: ............................................ +0/-3dB @ 12Hz to 100Hz;
+0/-.07dB, 100Hz to 20kHz @ R
load
≥600Ω
Signal to Noise Ratio, ref.+24dBu: .................... >104dB unweighted, 20Hz to 20kHz;
>107dB, A-weighting
Total Harmonic Distortion: ................................. ≤.005% @ 1kHz @ 20dBu;
≤.05%, 20Hz to 20kHz
Intermodulation Distortion: ............................... ≤.001% @ 20dBu, SMPTE-DIN Method
Adjacent Channel Crosstalk, ref. +24dBu: ..... ≥104dB, 20Hz to 20kHz
Audio Signal Propagation Delay: ..................... ≤1mSec
Active Audio Input Breakout Panel
Audio Input Connectors: 3 pin XLR socket
Pin 1: ...................................................................... Signal/Chassis Ground
Pin 2: ...................................................................... “Hot”, In phase input
Pin 3: ...................................................................... “Cold”, Inverted phase input
Input Impedance: ................................................... 6kΩ ±5% @1kHz, balanced, AC coupled