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Channel Master Preamp and Input Processor
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Channel Master Preamp and Input Processor Specifications:
- MIC INPUT
- Connector: XLR-3F
- Type: Transformerless, NPN active balanced, tube second stage
- Input Z: 2k ohms nominal
- Maximum Input Level (MIL): +25dBu
- CMRR: >70 dB @ 60 Hz
- Nominal Preamp Gain: 20 to 65 dB
- Phantom Power: +48VDC
- Pad: 20dB
- EIN: -127dBu (Input Shorted)
- Tube Type: 12AT7/ECC81 Dual Triode
- OUTPUT
- Connector: XLR-3M and 1/4" TRS Phone Jacks
- Type: XLR is Impedance Balanced (may be used unbalanced); TRS is unbalanced
- Out Z Balanced: XLR 66 ohms
- Out Z Unbalanced: XLR 33 ohms; TRS 600 ohms
- Nominal Level: XLR +4dBu; TRS -10dBV
- Maximum Output Level: +25dBu Unloaded; TRS +11dBV
- COMPRESSOR
- Attack / Release: Program dependent, user variable release baseline
- Ratio: 4:1
- Threshold: Fixed
- Knee: Medium Hard
- GATE
- Attack: 0.1 millisecond
- Hold / Release: 300 milliseconds / 400 milliseconds
- Threshold: Variable -50 to +20dB
- Depth: Variable, 1 to 58dB
- DE-ESSER
- Attack: 0.1 millisecond
- Release: 100 milliseconds
- Threshold: Variable -20 to +20dB
- Ratio: 5:1
- Active Band: 4 kHz to 20kHz Linkwitz-Riley 24 db/octave crossover
- INSERT
- Connector type - Send: 1/4" TRS Phone Jack, Balanced
- Connector type - Return: 1/4" TRS Phone Jack, Balanced
- Nominal Operating Level: 0 dBu
- Point of Insertion: Between dynamics processing and equalizers
- BIG BOTTOM
- Frequency: 50 Hz to 280 Hz
- Tune: Off to +12dB
- PARAMETRIC EQ
- Frequency Tune: 240 Hz to 8 kHz
- Peak / Dip: ±12dB
- Q Range: 0.5 to 5
- AURAL EXCITER
- Frequency Tune: 500 Hz to 5kHz
- Mix: Off to +12dB
- ANALOG AUDIO
- THD: <.01% @ +4dBu Out
- IMD: <.01% @ +4dBu Out
- Freq Response (Flat): 18 Hz to 24kHz ±1dB
- DIGITAL AUDIO
- Internal Sample Rates: 44.1KHz, 48KHz, 88.2KHz, 96KHz
- External Sample Rates: Automatically syncs to any word clock between 32KHz and 96KHz
- Resolution: 24 bits
- Word Clock Input: BNC Jack, High Z, Captures <1Vp-p to 5Vp-p
- Word Clock Output: BNC Jack, 75 Ohms, 5Vp-p
- Dynamic Range: Digital dynamic range greater than analog front end
- Noise Dither: Dithered by analog preamp noise floor. Equivalent to 16-bit digital audio dither.
- Level Equivalency: -20dBFS Digital = +4dBu Analog
- OTHER SPECIFICATIONS
- Power requirements: 90-250 VAC 50-60 Hz 12W
- Dimensions: 19"W x 1.75"H x 8.25" D 1 Rack U (482.6mm x 44.5mm x 209.6mm)
- Depth Behind Front Panel: 7.5" (190.5mm)
- Net Weight: 6 lbs (2.73 kg)
- Shipping Weight: 9 lbs (4.1 kg)
- Free Standard Ground shipping (48 contiguous states, some overweight and Used/Vintage items excluded).
- Orders placed before 3 p.m. ET usually ship the same business day.
Every guitar or bass you purchase from Musician's Friend (electric or acoustic, New or Open Box) includes two years of protection from manufacturer defects.
Our Gear Advisers are available to guide you through your entire shopping experience. Call or Chat for expert advice and to hear the latest deals.
