quartz tube for sale, brand-new and used.

Vintage James Knight Co. Type T-9 RF Quartz Crystal Unit in 8 Pin Metal Tube housing. Frequency standard 2000 Kc.

<> Vintage Production <> Quartz Oscillator Crystal in RARE Glass Body >> 84.030 Khz << >> 7 pins (

Quartz crystal in glass body. Frequency 465 kHz. Made by the "Morion".

VALPEY FISHER VP3 QUARTZ CRYSTAL 13618 KC VINTAGE RADIO TUBE Sold as is. Thanks.

VALPEY FISHER VP3 QUARTZ CRYSTAL 8079 KC VINTAGE RADIO TUBE Sold as is. Thanks.

Hobby Clock Kit of Parts Hours and Minutes display on four IN-12 tubes (included) Ideal as a gift - either the kit or the completed clock. Choose from a range of colours for the tube backlighting (Blue, Green, Red, Orange, Pink, Yellow, UV or White) Programmable seconds display at end of minute