
Do you have a question about the QUAD II Classic and is the answer not in the manual?
Lists authorised service centres in the UK and North America for product support.
Introduces the QUAD II Classic amplifier as a re-creation of the legendary QUAD II.
Covers items included in the QUAD II Classic amplifier carton and initial setup advice.
Details on connecting the amplifier, including mains voltage and fuse ratings.
Explains the function and potential damage risks of the output transformer.
Guidance on adjusting volume and avoiding overloading the amplifier or loudspeakers.
Instructions for cleaning the equipment's surface safely.
Information on the product warranty period and the need for registration.
A concluding statement reflecting on the product's heritage and user expectations.
Advises on the heat generated by valves and the need for adequate ventilation.
Warns about high voltages inside and advises against opening the case.
Explains microphonics in valves and recommends speaker placement to avoid vibration.
Guidance on choosing and using signal and loudspeaker cables.
Details on input connections, including RCA phono and speaker terminals.
Step-by-step guide for correctly connecting loudspeakers to the amplifier.
Instructions for making final connections with power off and volume at minimum.
Instructions to maximize performance and lifespan, including initial power-up.
Recommendation for an extended running-in period for new valve equipment.
Advises allowing amplifiers time to warm up before playing music.
Explains factors affecting valve lifespan and recommends switching off when not in use.