Rolls MP13 Mic Preamp Manual & Schematic 电路图.pdf

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1、MP13 Mini mic Preamp Rolls Corporation Salt Lake City, UT 2/02 - Home - Studio - Broadcast . anywhere you need a clean preamplifier for your favorite dynamic or condenser microphone SCHEMATIC MP13 Mic PreampMP13 Mic PreampMP13 Mic Preamp MP13 MINI-MIC PREAMP MICROPHONE PREAMP - XLR and 1/8” Inputs -

2、 XLR and 1/4” Outputs - Gain Control - Clip LED indicator - +21 Volt Phantom Power The MP13 is designed to provide simple, inexpensive microphone preamplification for a variety of applications. The unit has both XLR and 1/4” inputs and outputs, a single Gain control with a Clip LED indicator, and Ph

3、antom powering is included for use with a con- denser microphone. The 1/4” output is specially designed for use as either a mono unbalanced output, or a stereo headphone output. SPECIFICATIONS Connectors: Inputs; XLR, 1/8” (3.5mm) TRS balanced Mic In Outputs: XLR balanced, 1/4” unbal. Aux/Hdphn Inpu

4、t Impedance: 10K Ohms bal, unbal. Max Input Level: +4 dBV XLR bal, +10 dBV unbal. Max Gain: 60 dB/XLR, 54 dB 1/4” Phase Shift: 10 deg. 20 Hz - 20 kHz EIN: -108 dB max. THD: .01% IMD (SMPTE) 80dB Phantom Power: +21 Volts, 6 mA Power: 12 VDC adapter Weight: 1 lbs (.45Kg) Size: 3.4” x 4.2” x1.4” INTROD

5、UCTION Thank you for purchasing the ROLLS MP13 MINI-MIC Microphone Preamp. The MP13 uses a servo balanced instrumentation amplifi- er for studio grade performance in a small package. This equates to a 40db better common mode rejection ratio (CMRR) than transistor inputs used by most companies on mic

6、 inputs. It also means much lower distortion. The clearer sound with more “air” puts the MP13 in a class with much higher priced units. WARRANTY For compete information on the Rolls 1 Year Warranty, and to regis- ter this product, see our website at . FEATURES - XLR and 1/8” Mic Inputs - XLR and 1/4

7、” Outputs - Gain Control - Clip LED indicator - 1/4” Output Drives Stereo Headphones - +21 Volt Phantom Power - available for 1/8” microphones DESCRIPTION INPUT: 1/8” (3.5mm) and female XLR jack for signal input. OUTPUT: 1/4” and male XLR jack for signal output. May be connected to stereo headphones

8、 for personal monitoring. POWER: Sleeve positive barrel jack for connection to the AC power adapter. GAIN: Controls the amount of signal increase to the MP13. CLIP: LED for indicating circuit clipping. Indicates distortion is possible. PHANTOM POWER: When pressed in, applies +36 volts of phantom powering to the XLR input. PWR: LED for indicating power is applied to the MP13. RadioFans.CN 收音机爱 好者资料库