Description

Tested Pair of 12DT8 Matsushita Audio Receiver Guitar Preamplifier Vacuum Tubes Country of origin: Japan Production era: 1960s Model: 12DT8 Manufacturer: NA Type: Preamp Plate type: gray with isolation strips Base type: 9 pin Spacers: Two Getter frame: halo (O) wire Getter flash: top Filaments: standard Glass: Clear Stencils: excellent Condition: Excellent same construction Usage (estimate): Minimal Quantity: 2 Please review the photos for more detail Test results: Excellent balanced NOS test results for Gm: 4.0 / 3.5 and 4.0 / 4.2 For Gm, the suggested minimum value is: 2.6 Shorts: None detected For testing, a calibrated Triplett 3444A tester was used Compatibility: Suitable for vintage tube-based equipment, ideal for use in guitar amplifiers, preamps, and general audio equipment The tubes will be carefully packed to ensure safe shipping Estimated delivery time within the USA is 3 to 7 business days Standard shipping service is US Postal 1st class Shipping is combined when applicable Please feel free to contact us if you require any additional information