- DL manuals
- JEFF ROWLAND
- Amplifier
- 125
- Operational Manual
JEFF ROWLAND 125 Operational Manual
Summary of 125
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Model 125 stereo amplifier operational manual © jeff rowland design group 2014 all rights reserved.
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Important safety instructions the amplifier has been designed to operate at the highest level of efficiency and performance in any normal operating situation; however, there are a few important use and care principles that must be kept in mind when operating the amplifier: read these instructions. Kee...
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This product complies with european low voltage (2006/95/ec) and electromagnetic compatibility (89/336/eec) directives when used and installed according to this instruction manual. For continued compliance servicing must be referred to qualified service personnel. Limited warranty jeff rowland design...
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Expiration of this five year warranty period, jeff rowland design group, inc. Shall have no further obligation of any kind whether expressed or implied. Jeff rowland design group, inc. Does not authorize any third party, including any dealer or representative, to assume any liabilities on its behalf ...
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Note from jeff rowland design group elcome to the jeff rowland design group “family” and congratulations on your purchase of what is unquestionably one of the world’s finest amplifiers. With its combination of features such as precision electronic circuitry, exceptional efficiency, and accurately machi...
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Table of contents .................................................................................................................... Special design features 6 ...................................................................................................................... Maintenance and care...
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Special design features machined aluminum chassis: precision-machined chassis with integrated heat-sinks, milled from a solid block of aircraft grade aluminum, provides exceptional thermal heat transfer/dissipation, rfi/emi shielding, resonance control, and minimizes micro- phonically induced micro-...
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Maintenance and care all jeff rowland design group products are designed to provide a lifetime of enjoyment and listening pleasure. The chassis is sealed to prevent dust from entering the interior of the chassis and thus should never need interior cleaning during the lifetime of the product. All inte...
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Unpacking and placement initial inspection inspect the shipping container for damage. If any portion of the shipping container, packing material, amplifier, or accessories are damaged or missing, notify your dealer and the shipper (if a claim is to be made) immediately. Note: many shippers require n...
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Front panel operations figure 1: front panel 1. Front panel power button. Press this button to operate the amplifier. Press again to place the amplifier in standby mode. 2. Power indicator ring. This white ring will illuminate when the amplifier is operational. Reva2 model 125 stereo amplifier page ...
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Rear panel connections figure 2: rear panel connections 1. Loudspeaker output. Right channel. 2. Loudspeaker output. Left channel. 3. Input. Right channel balanced xlr. 4. Bridge mode switch. Move to the left for stereo mode and to the right for bridge mode. 5. Input. Left channel balanced xlr. 6. R...
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Connecting to loudspeakers: stereo mode figure 3: stereo mode loudspeaker connections reva2 model 125 stereo amplifier page 11.
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Connecting to loudspeakers: bridge-mode figure 4: bridge mode loudspeaker connections reva2 model 125 stereo amplifier page 12.
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Connecting to loudspeakers: bi-amp mode figure 5: bi-amp mode loudspeaker connections reva2 model 125 stereo amplifier page 13.
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Specifications output power 125 watts @ 8 ohms / 250 watts @ 4 ohms 500 watts @ 8 ohms btl (bridge-tied load) frequency response 5 hz – 130 khz, -3 db dynamic range 112 dba (se mode), 121 dba (btl mode) output noise 80 µv a - weighted input impedance 40k ohms thd + noise 0.008% @ 1 khz damping facto...