Damaged tube . Only 1 filament works . Test strong on working section f31 is desirable early 5ar4. Good for display or if you only need half wave rectifier
vintage mullard 5ar4 tube fat base tested very strong, 00getter,log code f31 B1F
Fisher/Mullard 5AR4/GZ34 Vacuum Tube : Fat Base / OO-Getter / f31 B1K4 ( 1961 )
Date Code : f31 B1K4 ( 1961, Blackburn Factory ). Getter : Double O Getter. Double O Getter! Fisher/Mullard 5AR4/GZ34 Vacuum Tube. Up for sale is One Fisher/Mullard 5AR4/GZ34 Vacuum Tube. I tested tubes on my TV7B/U tube tester.
Rare Mullard GZ34 5AR4 Wide Fat Base OO! Blackburn England f31 1958 / 1959
This is a highly sought-after, rare rectifier manufactured in the Blackburn, UK factory during the late 1950s. Double O-getter (or “OO getter”), Fat Base. Allstar Music reserves the right to cancel orders for any reason.
Mullard Wide/Fat Base GZ34/5AR4 OO-Getter 4 Notch Blackburn England f31 1961
Date Code on Glass: f31 B1G2. Made in Blackburn England. Made in July 1961 in Blackburn England. Wide Base (Fat Base). Desirable Early Made Wide (Fat) Base Tube. 4 Notch Version. ____ ______. where minimum good value is 54.
Mullard GZ34 5AR4 F31 Fat Base Excellent Testing Values 5U4G 5R4 Balanced
I tested them on my amplifier, and they sound superb.
Mullard GZ34 5AR4 F31 Fat Base OO Getter NOS Tested Balanced
Price is for one Mullard GZ34/5AR4 F31 Fat Base OO Getter NOS testing values Balanced Made in Great Britain, carefully tested on TV-7/U at 57-57/40 min good (60=100%) no short, no gas, function flawlessly in my hifi system, matched and balanced. The testing photos are shown in the listing. Thanks P/S: The shipping fees in the listing is by regular mail (normally Vietnam post) taking from 12-25 days depending on buyers' local customs. To some regions, it can take even longer than that. Besides, Vietnam post is not always available to some countries in South America, Northern Europe or Africa. Please ask me before paying. If you want to use express shipping services like DHL, Fedex or UPS express taking 3-7 working days, you have to pay an extra of around $60. Please let me know so that I can send you an invoice. If the item(s) purchased may not arrive or faulty, please don't hesitate to contact me before opening cases on ebay. I am willing to reach to a solution and make you completely satisfied. Thanks a million
Mullard GZ34/5AR4 F31 Fat Base OO Getter NOS Tested Balanced
Price is for one Mullard GZ34/5AR4 F31 Fat Base OO Getter NOS testing values Balanced Made in Great Britain, carefully tested on TV-7/U at 58-58/40 min good (60=100%) no short, no gas, function flawlessly in my hifi system, matched and balanced. The testing photos are shown in the listing. Thanks P/S: The shipping fees in the listing is by regular mail (normally Vietnam post) taking from 12-25 days depending on buyers' local customs. To some regions, it can take even longer than that. Besides, Vietnam post is not always available to some countries in South America, Northern Europe or Africa. Please ask me before paying. If you want to use express shipping services like DHL, Fedex or UPS express taking 3-7 working days, you have to pay an extra of around $60. Please let me know so that I can send you an invoice. If the item(s) purchased may not arrive or faulty, please don't hesitate to contact me before opening cases on ebay. I am willing to reach to a solution and make you completely satisfied. Thanks a million
Mullard GZ34 f31 Blackburn Fat Base
Mullard Blackburn 1960, most sought after f31 fat base OO getter. Excellent condition, was bought tested like new but I don’t have a tester to test it so sold as is. I’ve used it for a few hours to make sure it’s working as it should. Pick up available, postage in Australia includes insurance, international postage without insurance tracking only, if you want to add insurance, please send me a message to get a quote.
Mullard 5AR4 GZ34 Tube Double O f31 B8D Fat Base Tested TV-7/U NOS 1958
Mullard 5AR4 tube GZ34. Date code f31 B8D. Check pictures. Double O getter. (DS rectifier bin). Tube = 58/56.