1- user manual (Hifiengine has many online) for OEM part value.
2- eBay, Amazon, Zoro, Grainger, lots of sources.
2 major manufacturers of automotive and audio fuses (generally 1x1/4” or 5x25mm although 20mm length are also common) include Buss and Littelfuse.
3- fast or slow-blow are available in glass or ceramic packages.
4- as mentioned previously, power supply fuses are usually of more robust slow-blow, audio/speaker side of the fast-blow variety.
5- for some examples: https://www.littelfuse.com/products/fuses/cartridge-fuses.aspx
6- always have spares. This almost guarantees you’ll never need one.
2- eBay, Amazon, Zoro, Grainger, lots of sources.
2 major manufacturers of automotive and audio fuses (generally 1x1/4” or 5x25mm although 20mm length are also common) include Buss and Littelfuse.
3- fast or slow-blow are available in glass or ceramic packages.
4- as mentioned previously, power supply fuses are usually of more robust slow-blow, audio/speaker side of the fast-blow variety.
5- for some examples: https://www.littelfuse.com/products/fuses/cartridge-fuses.aspx
6- always have spares. This almost guarantees you’ll never need one.