background image

Pass Laboratories

Aleph P Owner's Manual

Summary of Contents for Aleph P

Page 1: ...Pass Laboratories Aleph P Owner s Manual...

Page 2: ...balanced input signals while still providing balanced and unbalanced outputs It retains the important simple single ended characteristic while operating either single ended or balanced It is unique in...

Page 3: ...hich is in parallel with the XLR connections 1 and 2 For operation with unbalanced inputs a shorting plug is provided between pins 1 and 3 shorting the negative input to ground and providing optimal p...

Page 4: ...out 18 volts If you are concerned that your source will approach or exceed this level you may use the internal attenuator switch to reduce the input by 12 dB The switch default position is 1 2 7 8 ON...

Page 5: ...d Adjustment to optimize the level controls against an input level is easy Select the most important input Set the Right and Left level controls at minimum gain counterclockwise and adjust the Master...

Page 6: ...there has been faith in the technical community that eventually some objective analysis would reconcile critical listener s subjective experience with laboratory measurement Perhaps this will occur b...

Page 7: ...s influenced by the raw quantity of bias current If you continue to increase the bias current far beyond the operating point it appears that improvements are made with bias currents which are much gre...

Page 8: ...30 milliamps into a load The use of such devices does provide very high transconductance and charge surface area over small gain devices and this shows in the excellent linearity obtained with only on...

Page 9: ...t of the preamplifier is guarded by muting relays which delay connection during turn on and shut off the output when insufficient power supply is available to maintain regulation The preamplifier is d...

Page 10: ...volts rms unbal out Output Impedance 0 1000 ohms unbalanced 0 2000 ohms balanced Input Impedance 10 kOhm unbalanced 20 kOhm balanced CMRR typical 80 Db 20 20 KHz Crosstalk typical 90 dB 20 20 KHz Outp...

Reviews: