Tag Archives: normal bias

1989 TDK D 90 Audio Cassette

1989 TDK D 90 Audio Cassette

This is the 1989 version of the TDK D audio cassette (a 90 minute variant in this instance), which I’ve posted for comparison with other TDK Ds I’ve photographed for the blog. You can find all the versions in the alphabetical index to blank cassettes. Continue reading 1989 TDK D 90 Audio Cassette

1990s Mitsubishi C60 Audio Cassette

1990s Mitsubishi C60 Audio Cassette

One of the brands less synonymous with the manufacture of audio cassettes was Mitsubishi. This Mitsubishi C60 tape was given to me by someone I was teaching to play keyboards, near the end of 1999. So there’s a lot of stuff I can’t be sure of about. What I can say is that this is a Type I normal bias cassette, and hiss levels are not at all intrusive. Beyond that, there are some problems, but how much blame the cassette should take for that isn’t clear. Continue reading 1990s Mitsubishi C60 Audio Cassette

1976 Agfa High Energy Low Noise Audio Cassette

1976 Agfa High Energy Low Noise C90

This really was a remarkable discovery. I found it among some odds and ends of my Mom’s, which were collected together and stored after she died in 1994. Not only was it amazing just to find a mid 1970s Agfa High Energy Low Noise audio cassette, but it was also quite a revelation listening to it. Continue reading 1976 Agfa High Energy Low Noise Audio Cassette