Radial Engineering PowerTube 500 Series User Manual Download Page 1

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True to the Music

www.radialeng.com

True to the Music

User Guide

www.radialeng.com

Radial Engineering Ltd.
1588 Kebet Way, Port Coquitlam
British Columbia, Canada, V3C 5M5
tel: 604-942-1001 • fax: 604-942-1010
email: [email protected]

PowerTube

500 Series Tube Preamp

™

Summary of Contents for PowerTube 500 Series

Page 1: ...g com True to the Music User Guide www radialeng com Radial Engineering Ltd 1588 Kebet Way Port Coquitlam British Columbia Canada V3C 5M5 tel 604 942 1001 fax 604 942 1010 email info radialeng com Pow...

Page 2: ...Workhorse or other 500 series rack is powered on Hot swapping can cause connection sparks at the card edge connector that could send damaging transients to other equipment This also greatly reduces t...

Page 3: ...oments to read this manual and familiarize yourself with the many features that are built in For instance did you know that there is a miniature switch inside that that enables you to safely connect u...

Page 4: ...common functions such as a mic input trim control gain control and 48 volt phantom power Some of the extras that are not so common include a 10 bar LED VU meter polarity reverse switch a high pass fi...

Page 5: ...y useful when layering acoustic instruments 7 48V Phantom power for condenser microphones is equipped with power on LED and recessed switch to prevent accidental use that could damage ribbon microphon...

Page 6: ...standard 3 pin XLR cable You can use either the front or rear panel XLR as the input both are wired in parallel The PowerTube follows the AES standard with pin 1 ground and pin 2 hot Most devices are...

Page 7: ...sure the 180 is off switch outward 3 Gain control should be off fully counter clockwise 4 HPF should be turned off switch outward 5 AIR should be turned off switch outward Plug in your microphone If y...

Page 8: ...500 1k 2k 5k 10k Hz AIR Filter Response HPF FILTER A high pass filter low cut is generally used in the studio to clean up excessive bottom end that can render recordings muddy and cause some instrumen...

Page 9: ...Power Assign switch comes factory set in the up 16V position The switch position is not critical when only one PowerTube is being used When using multiple PowerTubes simply toggle the switches with on...

Page 10: ...e will automatically revert to normal mic mode Changing the tube Inside the PowerTube is a 12AX7 tube This is mounted on a separate circuit board so that it can fit within the limited space afforded i...

Page 11: ...THD N 0 03 Intermodulation Distortion IMD 0 012 Instrument Input Omniport Input Impedance 150k Ohms unbalanced Instrument Preamp Gain 55dB Equivalent Input Noise EIN 95dBu Total Harmonic Distortion TH...

Page 12: ...ny any request for work to be performed under this limited and transferable warranty This warranty shall not apply if the product has been damaged due to abuse misuse misapplication accident or as a r...

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