Audio/Video Please help, require schematic diagram of power amplifier ROYAL L1200

AI Thread Summary
The discussion revolves around the request for a schematic diagram of the Royal L1200 power amplifier. It highlights the difficulty in finding the schematic, suggesting it may be proprietary. The conversation emphasizes that fault finding in amplifiers often does not require a schematic, as many amplifiers share similar internal designs. Participants inquire about the specific components, such as the power transistors used and the amplifier's manufacturing date, to assist in troubleshooting. A link to a related schematic and additional resources is provided for further assistance.
apolo2580
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royal amp l1200 circuit schematic
Hi to all much appreciation for you all,please is there anyone who can help me the schematic diagram of power amplifier ROYAL L1200
 
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apolo2580 said:
Summary:: royal amp l1200 circuit schematic

Hi to all much appreciation for you all,please is there anyone who can help me the schematic diagram of power amplifier ROYAL L1200

Welcome to PF.

It looks like your question on allaboutcircuits.com isn't getting replies either. If you can't find it with a Google search (like I'm not able to find it), then most likely the schematic is proprietary. Why are you wanting a schematic? Do you need to fix one, or are you trying to reverse engineer it?

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http://www.mynke.com
 
i want to fix a related amp
 
apolo2580 said:
i want to fix a related amp

I don't know what that means. Which "related amp"?
 
Fault finding does not usually need a schematic diagram.
Most amps are the same on the inside with only minor changes.

What power transistors are used, and how many per channel ?
Do you know when it was built, date codes ?
Can you produce a photo of the circuit board and the power supply.

What are the symptoms ?
There are several people on this forum who can tell you what to check next.
 
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Likes berkeman
berkeman said:
I don't know what that means. Which "related amp"?
royal L1200
 
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