I have the following tube dampers by Herbie's Audio Lab for sale. Having tried many I would say the Herbie's dampers are the best dampers in market.
1). [ALL SOLD] HAL-0 27X, Nickel ring. Quantity available : 12 pieces
Note, these are the original HAL dampers, not the current UltraSonic series.
Condition: 8 pieces are still in original seal bag, unused (10/10). 4 pieces are in like NEW, rated conservatively as 9/10 in Audiogon scale.
Fits standard, straight-sided octal tubes and all tubes 1-1/16" to 1-3/8" diameter (27 to 34mm), including 12J5-GT, 12SL7GT, 12SN7GT, 4P1S, 5691, 5692, "slim" 5AR4, 5Y3(GT), 5Z4, 6AH4, 6AU5, 6BL7, 6BX7, standard 6CA7, 6EA7/6EM7, 6F6G, 6FY7, 6H4, glass 6J5, "slim" 6L6/5881, 6P3P, 6R7, 6SL7, 6SN7, 6V6/5V6, 6X5G, 6X5GT/WGT, "slim" 6Y6, 7355, 7591, standard EL34, GZ34, KT77, PL504, VT-231.
2) HAL-0 45, black Nylatron ring, Quantity available: 8. [ 3 Still Available]
Note: these are the origianl HAL-0 series, not the current UltraSonic HAL series.
For all tubes approximately 1-3/4" to 2-3/8" diameter (45 to 59mm), including 1610, 2A3, 26, "small" 300B (Svetlana), 350B, 45, 572-10, bulb-shaped 5R4-types, bottle-shape 5U4G, 5Z3, standard and wide 6550 (E-H, RCA, SED, Svetlana, Tung Sol), bulb-shape 6AS7, 6B4, bulb-shape 6L6G, 807, 829B, C327 ("bulb" 27), CX4, bottle-shaped octals like CV181/ECC32, EL37, GZ33, KT66, SV811-10, wide-body KT88 (E-H, GEC, JJ/Tesla, SED, Sovtek, Svetlana), U52.
Asking US$13.8 per piece.
Condition: like new. rated a humble 9/10 in Audigon Scale.
All items are located in Hong Kong. Will pack well and willing to ship international. Payment via paypal only. Best way to contact me is email to allinmyhead at mac dot com
Thanks for looking.
F. Lo
1). [ALL SOLD] HAL-0 27X, Nickel ring. Quantity available : 12 pieces
Note, these are the original HAL dampers, not the current UltraSonic series.
Condition: 8 pieces are still in original seal bag, unused (10/10). 4 pieces are in like NEW, rated conservatively as 9/10 in Audiogon scale.
Fits standard, straight-sided octal tubes and all tubes 1-1/16" to 1-3/8" diameter (27 to 34mm), including 12J5-GT, 12SL7GT, 12SN7GT, 4P1S, 5691, 5692, "slim" 5AR4, 5Y3(GT), 5Z4, 6AH4, 6AU5, 6BL7, 6BX7, standard 6CA7, 6EA7/6EM7, 6F6G, 6FY7, 6H4, glass 6J5, "slim" 6L6/5881, 6P3P, 6R7, 6SL7, 6SN7, 6V6/5V6, 6X5G, 6X5GT/WGT, "slim" 6Y6, 7355, 7591, standard EL34, GZ34, KT77, PL504, VT-231.
2) HAL-0 45, black Nylatron ring, Quantity available: 8. [ 3 Still Available]
Note: these are the origianl HAL-0 series, not the current UltraSonic HAL series.
For all tubes approximately 1-3/4" to 2-3/8" diameter (45 to 59mm), including 1610, 2A3, 26, "small" 300B (Svetlana), 350B, 45, 572-10, bulb-shaped 5R4-types, bottle-shape 5U4G, 5Z3, standard and wide 6550 (E-H, RCA, SED, Svetlana, Tung Sol), bulb-shape 6AS7, 6B4, bulb-shape 6L6G, 807, 829B, C327 ("bulb" 27), CX4, bottle-shaped octals like CV181/ECC32, EL37, GZ33, KT66, SV811-10, wide-body KT88 (E-H, GEC, JJ/Tesla, SED, Sovtek, Svetlana), U52.
Asking US$13.8 per piece.
Condition: like new. rated a humble 9/10 in Audigon Scale.
All items are located in Hong Kong. Will pack well and willing to ship international. Payment via paypal only. Best way to contact me is email to allinmyhead at mac dot com
Thanks for looking.
F. Lo









