Related Manuals for Q-tron Audio PA34B4
Summary of Contents for Q-tron Audio PA34B4
- Page 1 Q-tron Audio Q-tron Audio PA34B4 OTL amplifier user manual Q-tron Audio 1(9) Manual PA34B4R1 Page...
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Page 2: Table Of Contents
5.6 Indication LEDs ........................7 5.7 Mains power inlet with integrated fuse holder and mains switch........7 6. Q-TRON AUDIO AUTOMATIC BIAS CALIBRATOR ........7 6.1 Automatic bias tuning of new power tubes ................8 7. PERFORMANCE DATA: .................. 9 8. - Page 3 Q-tron Audio Fig 1 Front view Rear view Q-tron Audio 3(9) Manual PA34B4R1 Page...
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Page 4: Introduction
Q-tron Audio Introduction Thank you for choosing the PA34 OTL amplifier from Q-tron Audio. The PA34 is a new improved OTL amplifier with 10 times lower distortion than other OTL amplifiers of similar output power. The PA34B4 version described in this manual is equipped with an automatic bias calibrator that removes any need for manual adjustment. -
Page 5: Setup
Q-tron Audio Tube placement Note! V1, V3 and V4 are 6N2-EB, V2 and V5 are 6N6P, V6 – V9 are 6C33C-B Setup 1. Connect the amplifier to the mains voltage with a standard IEC 320 mains cable 2. Connect speakers to the isolated binding posts 4. -
Page 6: Switch Off Procedure
Q-tron Audio the front panel push-button will go from dimmed green to bright green and the amplifier is then ready for operation. Switch off procedure If the amplifier has been switched on less than 60 minutes: When the front panel push-button is pressed the amplifier will switch off immediately. -
Page 7: Unbalanced/Balanced Switch
Q-tron Audio 5.3 Unbalanced/balanced switch This switch should be in the U position when using the RCA connectors and in the B position when using the XLR connectors. NOTE! Do not connect both RCA and XLR connectors at the same time. -
Page 8: Indication Leds
1, in position 0 the amplifier is disconnected from mains power. Q-tron Audio Automatic Bias Calibrator Automatically control bias and offset in our OTL amplifiers and also automatically tune to correct bias when installing new power tubes. -
Page 9: Automatic Bias Tuning Of New Power Tubes
Q-tron Audio If adjustments are necessary these will be performed automatically and when these values are correct the amplifier will switch off. The values for bias are stored in non- volatile memory. When the amplifier next time is switched on, the stored values for bias will be applied. -
Page 10: Contact Information
CE-approved isolated binding posts accepting 4mm banana connectors, spades and bare wire Line voltage connectors IEC320 jack with integrated mains switch and dual fuses Weight 18kg Contact information Manufacturer Q-tron Audio Sweden www.qtron.se sales@qtron.se Q-tron Audio 10(9) Manual PA34B4R1 Page...
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