Apollo Twin Hardware Manual Chapter 4: Specifications 28
ANALOG I/O
Line Outputs 3, 4
Jack Type ¼” Female TRS Balanced
Dynamic Range (A–weighting) 118.5 dB
Signal-to-Noise Ratio (A–weighting) 118.1 dB
Total Harmonic Distortion + Noise 106.6 dB
Frequency Response 20 Hz – 20 kHz, ±0.03 dB
Stereo Level Balance
±0.00 dB 0??? verify
Channel Separation (Crosstalk) –123.8 dB
Output Impedance 600 Ohms
Max Output Level (Ref. Level @ +10 dBu) ??? 6.2 ??? units?and verify odd ref. level
Max Output Level (Ref. Level @ +22 dBu) ??? 18.2 dBV ??? verify odd ref. level
Maximum Input Level (+4 dBu)
??? missing
Maximum Input Level (–10 dBV)
??? missing
Monitor Outputs 1, 2
Jack Type ¼” Female TRS Balanced
Frequency Response 20 Hz – 20 kHz, ±0.03 dB
Dynamic Range (A–weighting) 115.1 dB
Signal-to-Noise Ratio (A–weighting) 115 dB
Total Harmonic Distortion + Noise –105.4 dB
Channel Separation (Crosstalk) –117.9 dB
Stereo Level Balance ±0.02 dB
Output Impedance 600 Ohms
Output Gain Range
–INF to 0 dBFS verify
Maximum Output Level 18 dBV
Operating Reference Level
+14 dBu, +22 dBu (selectable) verify
Stereo Headphones Output
Jack Type ¼” Female TRS Stereo (unbalanced)
Frequency Response 20 Hz – 20 kHz, ±0.03 dB
Dynamic Range (A–weighting) 113.3 dB
Signal-to-Noise Ratio (A–weighting) 113.1 dB
Channel Separation (Crosstalk)
??? missing
Total Harmonic Distortion + Noise –99.8 dB
Stereo Level Balance ±0.11 dB
Output Impedance 8.8 Ohms
Maximum Gain ??? new 12.3 dB with reference to what?
Output Gain Range
??? missing
Maximum Output Level
??? milliwatts missing
(continued)