Mic Inputs Audio Specification
Input Impedance: > 1k5Ω electronically balanced
Input Gain Range: Preset pot +24dB to +67dB ref -50dBu, TRIM pot ± 15dB
Frequency Response: 40Hz to 20kHz –1dB, +0dB
Mic input E.I.N.: -130dB with 150Ω source
Phantom Power: +48V to each mic input (SCi selectable)
Common Mode Rejection Ratio: > 60dB typically
Pan Range: Off/-3dB Centre/Off
Stereo Line Inputs Audio Specification
Input Impedance: > 20kΩ electronically unbalanced
Input Gain Range: +10dB ref 0dBu at PGM output, TRIM pot ± 15dB
Frequency Response: 20Hz to 20kHz –0.5dB, +0dB
Noise (20Hz-20kHz): -92dBu ref 0dB (fader down, no routing)
Total Harmonic Distortion: 0.015% at 1kHz, 0.015% at 10kHz ref +8dBu
Balance Range: ± 6dB
Outputs Audio Specification
Output Impedance: PGM output: < 50Ω electronically balanced
REC output: < 75Ω unbalanced Monitor output: < 75Ω unbalanced
Headphone output load: > 16Ω, recommended 250Ω
Maximum Output: PGM output: +26dBu balancedREC output: Level:+16dBu unbalanced
Input & Output Connections
Audio Inputs: 4 x Microphone XLR-3 pin sockets
12 x Pair stereo line RCA phono sockets
1 x Pair stereo aux RCA phono sockets
1 x Stereo aux 3.5mm jack socket
Audio Outputs:
PGM: 2 x XLR-3 pin plug (balanced)
REC: 1 x Stereo pair RCA phono sockets
Monitor Inputs: 1 x Stereo pair RCA phono sockets
Monitor Outputs: 5 x 6.35mm (1/4”) stereo jack sockets
(2 x presenter, 2 x guest, 1 x loudspeaker)
Remote Outputs: 9 x 6.35mm (1/4”) stereo jack sockets (one per channel)
1 x 6.35mm (1/4”) stereo jack socket for light control
Telephone: 2 x RJ11 6/4 (1 x line, 1 x handset)
USB Audio: 1 x Type-B receptacle
USB Serial: 1 x Type-B receptacle
Mains Input: Filtered IEC, continuously rated 85-264VAC, 47-63Hz, 45w nominal, 50w peak
Fuse Rating: Anti-surge fuse 2A 20 x 5mm
Cleanfeed output (channel 9 only) 3.5mm Stereo jack
Equipment Type
SRM SRM radio broadcast mixer
Physical Specification
Dimensions (Raw): 48.3cm (W) x 35.6cm (D) x 12.5cm (H)
19" (W) x 14" (D) x 4.9" (H)
Dimensions (Boxed): 67cm (W) x 44cm (D) x 25cm (H)
26.4" (W) x 17.3" (D) x 9.84" (H)
Cut-Out Dimensions: 44cm (W) x 34.7cm (D)
17.32" (W) x 13.66" (D)
Weight: Nett: 8.5kg Gross: 10.12kg
Nett: 18.7lb Gross: 22.26lb
Download the SRMv2 Data Sheet to access all the information you need about the functions, connections and techncial specifications.
Download the SRMv1 User Manual.
(SRMv2 documentation coming soon)
SRM(v1) Mixer Quick Reference Guide . Simple 1 page guide to what each button is for.