SEARCH IN YOUTUBE: "Replacing 7199 With 6GH8 And Comparing THD In A Dynaco ST-70 Vacuum Tube Amplifier". IF YOU ARE USING THIS AS A 7199 SUB, MAKE SURE TO NOTE THE PIN OUTS ON THE DATA SHEETS AND MAKE ANY RELEVANT CHANGES TO THE PIN SOCKET OR USE THE APPROPRIATE ADAPTER.
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PSVANE ART KT88 Vacuum Tube Upgrade 6550 KT120 EL34 KT66 KT77 KT100 WEKT88 Audio Valve Electron Tube Amp Matched Quad
Aliexpress UK
Featured are 2 new custom crafted Vacuum Tube Storage Trays. Each tray will hold up to 36 (thirty-six) 9-Pin miniature vacuum tubes such as 12AT7, 12AU7, 12AV7, 12AX7 6AQ8, 6BL8, 6EU7, 7199, 7247 and others with similar basing and overall size.
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Fosi Audio GR70 Tube Headphone Amplifier Preamp Class A Vacuum tube Amp with 5654W*2 & 6Ж4*2 3.5mm & 6.35mm Jack
Aliexpress UK
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PSVANE Horizon 274B-AT / 5U4G Vacuum Tube Replaces 5Z3P 274B GZ34 Electronic Tube for Amplifier
Aliexpress UK
(Amperex 7308 x 4. 🟩Good Condition! Works Well! Tested by our professional technician. I live in Tokyo, Japan. I can speak quite fluent English :). I can source anything you want from Japan!
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PSVANE Summit Series 845 Vacuum Tube Tubes for Amplifiers
Aliexpress UK
Printed circuit rebased pinout. Works swell. Old stock from closed electronics store.
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HiFi Vacuum Tube Preamplifier Preamp Tube Amplifiers Board Valve Pre-Amp Bile Buffer 12AX7 ECC83
Aliexpress UK
Tested Good.
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Knight series 12AX7/ECC83 vacuum tube replacement 12AX7-AT UA-12AX7B 12AX7-TA headphone tube amplifier kit preamplifier valve
Aliexpress UK
DYNACO ST-70 6GH8A / 6GH8 COMPLETE STUFFED PC-3 DRIVER BOARD. This is Dynaco ST-70 driver board PC-3. You can find many quality NOS tubes of any of these types for normal prices and you can enjoy tube rolling with this driver board.
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12AX7B 12AU7 12AT7 Shuguang Vacuum Tube Replaces ECC83 ECC82 ECC81 for Tube Preamplifier HIFI Preamplifier Auido
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7199 used Hammond Pentode/Triode tube used in Bogen, Sherwood and others. The triode section tests at 4000 microMhos. The bogey number (Average Mutual Conductance) is 2100 mMhos. The pentode section tests at 5000 mMhos.
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FEIYUE AMP PSVANE Tube Ecc83 Ecc82 Ecc81 12ax7-s 12au7-S 12at7-s Matching Pair for Vacuum Tube Amplifier Preamplifier HIFI Amp
Aliexpress UK