• Input: 500 Ω Balanced; 5 kΩ Unbalanced
• Phantom: 24VDC; IEC 1938: 1996-12, Filtered
• Switch Control Input: Connect to Ground to activate signal; 0.5 mA Maximum Current required
• Switching Time: < 5 ms (Soft-switching transition ON or OFF)
• CMRR: > 60 dB (50 Hz or 20 kHz)
• Phantom Power Input: 24 Vdc @ 10 mA Maximum
• Power Requirement: GROUND-REFERENCED, 24 Vdc @ 25 mA
• Ambient Operating Environment: 0° C to 55° C

Outputs (2):

• Line Level:+4 dBu 150Ω Balanced
• Mic Level:-45 dBu 150Ω Bbalanced
• Headroom:> 20 dB

Gain:

• Line Level Output: Adjustable 35 to 65 dB
• Mic Level Output: Adjustable -15 to 15 dB
• Frequency Response: 50 Hz to 20 kHz (+/-1 dB)
• THD+N: < 0.05% (50 dB gain)
• Residual Noise ON: < -70 dB (Below to +4 dBu; 150 Ω Source @ 50 dB Gain)

OFF Attenuation:

• > 100 dB (1 kHz)
• > 80 dB (50 Hz to 20 kHz)