In this episode we compare 5 different vintages of the Celestion Greenback, to see how consistent they were. I have measured the frequency response curves for all and we're gonna compare and discuss them. Also, Celestion has answered the question we posed last week!
Gear:
2019 Marshall Studio Vintage SV20H Head
1973 Celestion G12M25 75Hz
1972 Celestion G12M25 75Hz
1971 Celestion G12M25 75Hz
1970 Celestion G12M25 75Hz
1968 Celestion G12M25 75Hz
1985 Marshall JCM800 model 1933 1x12 cab
2013 Gibson SG standard CS aged
Close mics: SM57, MD421-U5
Room mic: C414BXLLII
Here you can find out more about Pulsonic Ultrasonic and Kurt Mueller:
https://find-and-update.company-information.service.gov.uk/search?q=Pulsonic