I know I got £52/10/- as a plt off in late 65. Going to check comparative data.
... which shows not a huge difference (do they still have plt offs?):
1965 = 12,156 net.
2108 = £15k-£19k gross.
old (2007) PPRuNe thread here >>>
https://www.pprune.org/military-aviation/280538-raf-rates-pay-1950-s-1960s.html