Tube Museum New York
About Us
View Cart
My Account
Help / FAQ
Search:
Audio Tubes
Holy-Grail Preamplifier Tubes
Preamplifier Tubes
Power amplifier Tubes
Tuner Tubes
Full & half-wave Rectifiers
More Tubes
12AT7 / ECC81 / ECC801S
12AU7 / ECC82 / ECC802S
12AX7 / ECC83 / ECC803S
ECC85
6922 / ECC88 / E88CC / CCa
Microphone Tubes
Services
Tube Information
6922 / E88CC / CCa Tube Museum Tube Review "TOP 6"
Factory Tube Codes
Siemens Halske Munich Codes
USA Tube Codes
Telefunken German Codes
Mullard U.K. Codes
Philips Holland Tube Codes
Tube Museum on eBay
tubemuseum store
Join our mailing list!
Home
>
More Tubes
>
World's Best NOS 5691/6SL7 RCA Red Base Dual Triode Perfect Matched Pair
Alternative Views:
Availability::
Subject to availability
Product Code:
5691-RCA-RED-BASE-PAIR
Qty:
Description
World's Best 5691/6SL7 NOS RCA Red Base Dual Triode Perfect Matched Pair
1956 D-getters Black-Plates with reinforcement bars and Beautifully "red marbleized" bases
10,000 hour low noise substitute for a 6SL7GT
5691 RCA "HOLY-GRAIL" RED BASE "BLACK PLATES
- 2A3 amps
- Jule Amps Brenda K. Head 23W Guitar Amplifier
- Brenda K. is a dual rectifier, dual 6V6 ouptut amplifier
- Midnight Special 112 Combo
- Ampeg Heritage B-15
- Alessandro Itallian Greyhound jazz amp
- Alessandro Black and Tan 2005
- Almarro A318B
- Eddie Current
Rarely do you see such a fine NOS tube pair with Perfect Specifications:
Pair # 1: ( see actual Amplitrex digital test results)
2.2mA/2.2mA and 2.1mA/2.1mA
Related Products...
E182CC / CV2293 / 7119 Dual Triode Made in Holland Matched Pair 1960-63
$265.00
Add
Tung-Sol 6SN7 GT MATCHED PAIR NOS "T" triangular plates
Add
NOS RCA 12AX7A (7025 = ECC83) TUBE for Fender Pro & Audiophile Preamp
$170.00
Add
TELEFUNKEN 6U8 ECF82 for McIntosh MR-67 55A 66 65B 65 and PREAMPS
$74.00
Add
NOS TELEFUNKEN 6AK5 5654 6AK5W < >Tubes for Little Dot headphone amp MK IV 3 4 +
$69.95
Add
Share your knowledge of this product with other customers...
Be the first to write a review
Browse for more products in the same category as this item:
More Tubes
Holy-Grail Preamplifier Tubes