Best 866A listed at

866 / 866Jr / 866A / 866AX Mercury Rectifier (listed at top of page)

872A Mercury Rectifier (listed at bottom of page)

866/A=VT-46A Half-Wave Rectifier (Vfil=3V) - Electronluv preamp and amps - Johnson Valent 1945 - Space Tech Labs (Canada) Power Supply 866 Balloon: ----------- sold 866Jr: ----- 0) 866AX France: ------------ 1 tube $30) 866AX Amperex France brown base 1965 like new, a few scratches on base, reboxed 866A GE: ------- 1) 866A GE NOS original box 1967 $35 1) 866A GE NOS original box a few glass chips inside tube 1967 $25 1) GL-866A GE NOS 1940's reboxed, small 1/16" chip out of bottom edge base $32 1) 866A GE NOS tilted filament cylinder inside tube, tube works fine, in white box $15 1) 866A GE NOS glass chip at bottom of tube, in white box $17 (good value) 866A RCA: -------- 1) 866A RCA NOS 1940's $40 1) 866A RCA NOS 1940's no printing $32 1) 866A RCA rebranded Marshall Electronics like new 1950's $30 (recommended) 1) 866A RCA NOS 1974, some flakes off of internal top plate, this can occur, original box $25 (good value) 1) 866A RCA low hours/tests like new 1956, some graphite flakes off of top plate, this occurs after tube is used $20 (good value) 1) VT-46A=866A RCA used/good mid-1940's in white box $20 866A Chatham New Jersey: ----------------------- listed below 4 tubes $36 ea) JAN-CAHG-866A Chatham New Jersey NOS 1945 original boxes (best in stock) listed below 0) 866A Sheldon by Sal-Mar Labs New Jersey NOS original box with data sheet 1940's 866A Cetron USA: --------------- 1) NL-866A National USA NOS 1970's original box $30 1) 866A Cetron used/60% $7
872A=VT42 Mercury Rectifier 872A RCA and CEI 4 tubes @ $50 ea) 872A RCA like new 1970's 1 tube $60) 872A GE NOS 1974 original box, some carbon flaked off top cap, probaby burned off at factory since their is not 1 scratch on base, tube doesn't look to have ever been plugged into a bayonet socket