General Audio |
Frequency Response | 10 Hz-20 kHz, ±0.2 dB, mic in/main out |
Distortion (THD+N) | 0.008%, measured at 1 kHz, mic in/main out |
S/N Ratio | 86 dB, referenced to –42 dBu mic in/–2 dBu main out |
Dynamic Range (A-weighted) | 108 dB |
Connectors: |
Mic In, Line In 1 & 2 | 3-pin female XLR |
Main Out, Talkback Out | 3-pin male XLR |
Headphone Out | ¼-inch 3-conductor phone jack |
24 Vdc Power In | coaxial power jack, 2.1 x 5.5 mm, locking bushing, compatible with Switchcraft S760K plug |
Spare Connector Locations: 2 |
Allows one or two Neutrik NC*D-L-1 connectors to be installed (*=3F, 3M, 5F, 5M, 6F, 6FS, etc.) |
Microphone Input/Preamplifier: |
Type | electronically balanced |
Input Impedance | 2 k ohms, nominal |
CMRR | >80 dB, 20 Hz-20 kHz, 40 dB gain |
Gain Range | 20 to 60 dB, nominal, adjustable in 10 dB steps; 0 dB (no gain) also available |
Compatibility | dynamic or phantom-powered mics |
Phantom Power | 45 volts DC nominal, meets IEC 61938 P48 standard |
Line Inputs: 2 |
Type | balanced, transformer-coupled |
Impedance | 10 k ohms |
Nominal Level | –12 dBV to +6 dBu, adjustable |
2-Channel Auxiliary Input |
Implementation | optional IFB Input Card Kit (Studio Technologies order code 31212) can be installed into back panel |
Type | 2-channel, unbalanced, transformer-coupled |
Impedance | 10 k ohms, nominal |
Nominal Level | –10 dBu |
Compressor |
Threshold | 2 dB above nominal level |
Attack/Release Time | 2 mSec/100 mSec, nominal |
Slope | 5:1, nominal |
Status LED | compressor active |
Main Output |
Type | balanced, transformer-coupled |
Nominal Level | –2 dBu |
Maximum Level | +20 dBu into 2 k ohms |
Impedance | 100 ohms, nominal |
Source | output of microphone preamplifier or output of compressor, selectable |
Talkback Output |
Type | transformer-coupled with series capacitors and isolation resistors |
Impedance | 600 ohms, nominal |
Nominal Level | +4 dBu |
Maximum Level | +11 dBu (compressor restricts maximum) |
Headphone Output: 1, stereo |
Compatibility | intended for connection to mono or stereo headphones or headsets with nominal impedance of 100 ohms or greater |
Type | voltage driver |
Maximum Output Voltage | 12 Vpp, 150 ohm load |
Relay Contacts: 2 |
Functions | follows status of main and talkback outputs |
Type | form-A (normally open, not-shorted) solid-state relay contact |
Rating | 100 mA, 60 volts AC/DC, maximum |
Contact Resistance | 16 ohms, maximum |
Access | requires user-implemented connection method |
Power Source |
24 volts DC nominal, 70 mA @ 24 volts DC; acceptable range 20-30 volts DC. Each unit shipped with a universal input/24 volt DC output power supply. |
Dimensions (Overall): |
Width | 14.2cm |
Height | 8.4cm |
Depth | 21.6cm |
Weight | 1.5kg |