This is a Quad 33, or Quad 34 pre-amplifier or Quad 303, or Quad 306 amplifier Repair and update service.It is a service offering for one of the units listed units. The repair and update service includes the following: 1. Trouble shooting circuit boards replace damaged components with equivalent modern parts. 2. Make pre amplifier operational and perform update service:>All electrolytic capacitors on the audio boards will be replaced with high quality electrolytic capacitors. > Main power supply capacitors will be replaced with one high quality and higher capacitance capacitor.> Audio output capacitors will be replaced with with audio grade electrolytic capacitors.> All ceramic capacitors will be replaced with high quality film and mica capacitors Further module and/or main board upgrades are at the request of the customer Additional modification requests are welcome!!!!

This is a Quad 33, or Quad 34 pre-amplifier or Quad 303, or Quad 306 amplifier Repair and update service.It is a service offering for one of the units listed units. The repair and update service includes the following: 1. Trouble shooting circuit boards replace damaged components with equivalent modern parts. 2. Make pre amplifier operational and perform update service:>All electrolytic capacitors on the audio boards will be replaced with high quality electrolytic capacitors. > Main power supply capacitors will be replaced with one high quality and higher capacitance capacitor.> Audio output capacitors will be replaced with with audio grade electrolytic capacitors.> All ceramic capacitors will be replaced with high quality film and mica capacitors Further module and/or main board upgrades are at the request of the customer Additional modification requests are welcome!!!!

This is a Quad 33, or Quad 34 pre-amplifier or Quad 303, or Quad 306 amplifier Repair and update service.It is a service offering for one of the units listed units. The repair and update service includes the following: 1. Trouble shooting circuit boards replace damaged components with equivalent modern parts. 2. Make pre amplifier operational and perform update service:>All electrolytic capacitors on the audio boards will be replaced with high quality electrolytic capacitors. > Main power supply capacitors will be replaced with one high quality and higher capacitance capacitor.> Audio output capacitors will be replaced with with audio grade electrolytic capacitors.> All ceramic capacitors will be replaced with high quality film and mica capacitors Further module and/or main board upgrades are at the request of the customer Additional modification requests are welcome!!!!

This is a Quad 33, or Quad 34 pre-amplifier or Quad 303, or Quad 306 amplifier Repair and update service.It is a service offering for one of the units listed units. The repair and update service includes the following: 1. Trouble shooting circuit boards replace damaged components with equivalent modern parts. 2. Make pre amplifier operational and perform update service:>All electrolytic capacitors on the audio boards will be replaced with high quality electrolytic capacitors. > Main power supply capacitors will be replaced with one high quality and higher capacitance capacitor.> Audio output capacitors will be replaced with with audio grade electrolytic capacitors.> All ceramic capacitors will be replaced with high quality film and mica capacitors Further module and/or main board upgrades are at the request of the customer Additional modification requests are welcome!!!!

This is a Quad 33, or Quad 34 pre-amplifier or Quad 303, or Quad 306 amplifier Repair and update service.It is a service offering for one of the units listed units. The repair and update service includes the following: 1. Trouble shooting circuit boards replace damaged components with equivalent modern parts. 2. Make pre amplifier operational and perform update service:>All electrolytic capacitors on the audio boards will be replaced with high quality electrolytic capacitors. > Main power supply capacitors will be replaced with one high quality and higher capacitance capacitor.> Audio output capacitors will be replaced with with audio grade electrolytic capacitors.> All ceramic capacitors will be replaced with high quality film and mica capacitors Further module and/or main board upgrades are at the request of the customer Additional modification requests are welcome!!!!