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IBF-MP1r Microphone Preamplifier
Design and Specifications are subject to change without notice. Ask factory for technical specifications before
purchase and/or use. Whenever a doubt about safety issues arises from this product, please inform us
User Guide
IBF-MP1r
microphone preamplifier
User Guide
Draft 1, June 2002
(C) Wolfgang Frank
Ingenieurbuero f. Akustik, Elektronik, Messtechnik
Alexanderstr. 66
68519 Viernheim
Tel. +49 (0) 6204 911 24 91
Fax. +49 (0) 6204 911 24 90
sales@ibf-akustik.de
www.ibf-akustik.de
immediately for technical consultation.
Germany
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Related Manuals for IBF-Akustik IBF-MP1r
Summary of Contents for IBF-Akustik IBF-MP1r
- Page 1 IBF-MP1r Microphone Preamplifier User Guide IBF-MP1r microphone preamplifier User Guide Draft 1, June 2002 (C) Wolfgang Frank Ingenieurbuero f. Akustik, Elektronik, Messtechnik Alexanderstr. 66 68519 Viernheim Germany Tel. +49 (0) 6204 911 24 91 Fax. +49 (0) 6204 911 24 90 sales@ibf-akustik.de...
- Page 2 Contents Quick Guide to using the MIC-Amp À Introduction À General Description À Installation À Locating the unit À Signal connections À Operational Notes À Power Switch À Bias Supply À Clipping Indicator À Acoustic Calibration Procedure À Power Output À...
- Page 3 Quick Guide to using the MIC-Amp All of us get in a hurry to use a new device. We want you to fully understand how to use the mic amp and avoiding user faults. Step 1 Open the batterie compartment and connect the batterie, accumulator or external voltage supply unit. Note: The mic-amp has a build in reverse polarity protection avoiding damages caused by voltage supplies with wrong configurated ouput voltage polarity Step 2...
- Page 4 Introduction General Description The IBF-MP1r is a portable, battery-powered microphone preamplifier with bias supply for electret microphones and designed for 20Hz to 20kHz audio bandwidth. This quality mic pre is ideal for audio recording and acoustic measurement purposes such as speaker and roomacoustic measurements.
- Page 5 Batteries and external Voltage supplies The IBF-MP1r is designed to operate on one 9 V battery or accumulator or external 9V power supply (It contains a reverse polarity protection device). Due to the power consumption of approximately 20 mA and supply by battery power dictates applying power only as required or using a plug-in power supply.
- Page 6 Appendices Controls, Connectors and Indicators GAIN CONTROL (built in rotary power switch) Selects the amount of gain from input to output. MIC IN unbalanced MIC-Input accepts microphone level signals, Both input channels use RF Phono jacks recommended for semi permanent connections in audio applications. LINE OUT unbalanced line level signals via RF Phono jacks.
- Page 7 Bias Supply - typ. 2.5V coupled via 2.7kOhm resistor CE Conformity Statement I declare under my sole responsibility, that the product microphone preamplifier "IBF-MP1r" combined with the microphone "IBF-EMM8" is in conformity with the following european standard: EMC Directive no. 89/336 EEC.
- Page 8 This warranty does not apply if, in our opinion, the product has been damaged due to abuse, misuse, misapplication, accident or as a result of service and modification by other than an authorized dealer. For all service, including warranty repair, please send the IBF-MP1r, along with proof of purchase date to: Safety clause and unauthorized applications Products manufactured and/or sold (abrreviated products) by Ingenieurbüro Frank, Germany (abbreviated...
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