ALLNIC AUDIO
H-6500 PHONO-STAGE PREAMPLIFIER
OWNER’S MANUAL
Page 1: ...ALLNIC AUDIO H 6500 PHONO STAGE PREAMPLIFIER OWNER S MANUAL...
Page 2: ...ation for years to come Please read this entire manual before you connect the H 6500 Phono stage to the other components of your system and the wall outlet Audiomentors Allnic Audio marketing company...
Page 3: ...ions Inputs Outputs Moving Coil MC Transformer Controls A Note on Phase Impedance 7 8 8 9 9 9 9 INITIAL POWER ON 10 OPERATION 10 CURRENT METERS 11 TUBES 11 SPECIFICATIONS 12 WARRANTY 13 FIGURES 14 Ple...
Page 4: ...frequencies are attenuated In the treble region for high frequency sounds not to be masked by the noise inherent in moving a stylus over and through a modulated vinyl surface some treble frequencies...
Page 5: ...ance is less than 13 ohms as a comparative some famous ones are 31 ohms The lower the impedance the more dynamic is the sound reproduction with better bass response and speed But LCR RIAA units have d...
Page 6: ...oltage of your location If it is not please contact your Allnic Audio dealer We advise that you keep the boxes and other packing materials that your H 6500 came in It will be useful if you sell your H...
Page 7: ...particularly for those who may want to place the H 6500 or its power supply on after market isolation feet or similar devices Dropping one side of either of the H 6500 units or the whole of either uni...
Page 8: ...nput on the bottom The two left hand pair of inputs facing the back of the phono stage have an MC label above the two upper i e the left channel connectors these are the two input pairs for moving coi...
Page 9: ...n indicated on the dB scale You should use identical settings for both transformers to avoid channel imbalance F A NOTE ON PHASE Phase issues generally will result in lack of bass and or focus of the...
Page 10: ...6500 press in the button switch on the front of the power supply marked with on and off icons see Figure 3 Of course the off position is the reverse pressing the button again so it is returns to the...
Page 11: ...5842 for that channel is failing If the needle on either meter moves to the right of the parallel lines it means that one or both of the voltage regulator error detector tubes 7233 and 5654 for that c...
Page 12: ...oltage MM non clipping 20Hz 30mV 100Hz 100mV 1KHz 240mV 10KHz 280mV THD Total Harmonic Distortion Less than 0 17 1KHz Output 1V Output Impedance 430 On off method S N Ratio 86db CCIR 1KHz Tubes 5842 x...
Page 13: ...s and manufacturing defects for one 1 year from date of purchase The warranty is transferable for the balance of the original purchaser s warranty period provided as stated below no unauthorized repai...
Page 14: ...14 FIGURES Figure 1 H 6500 Power Supply Rear Panel View Figure 2 H 6500 Phono stage Rear Panel View POWER SUPPLY Fuse See Specifications...
Page 15: ...15 Figure 3 H 6500 Power Supply Front Panel View Figure 4 H 6500 Phono stage Front Panel View POWER SUPPLY FOR PHONO STAGE...
Page 16: ...16 Figure 5 H 6500 Chassis Top View MC Transformer Control...
