ECC83 F91
Mullard
Branded Ferranti

Pinched Tip

Code On Tube: F91 B8J

Country: Great Britain

Factory Code: B - Mullard, Blackburn

Glass Color: Clear Glass

Mica: Double Mica

Permanentid: 58st4pzt

Pin Color: Silver Pins

Plate Color: Matte Gray

Plate Look: Ribbed / Scale

Plate Size: 17mm

Tip Shape: Pinched Tip

Year: 1958

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