(!!!) (slightly microphonic) JRC-5751WA RCA black plates triple mica D getter 1957 NOS (2.3ma/2.2ma) (1-3% section balance

slightly microphonic low noise tube) JRC-5751WA RCA black plates triple mica D getter 1957 near perfect printing – made for Collins Radio

1 section) 2.3ma Gm=1800

1 section) 2.2ma Gm=1700

Good NOS Gm = 1500-1600

(RCA are very sweet sounding and a high quality 5751; low noise and good bass)

– McIntosh C500T Tube Preamplifier
– Aesthetix
– VTL 7.5 preamp
– Conrad Johnson
– Fender Dual Showman 1972
– Jolida CD player