Match Tested Pair of 6BQ5 EL84 Sovtek Audio Receiver Power Vacuum Tubes Country of origin: Russia Production era: 1980s Model: 6BQ5 EL84 Manufacturer: Sovtek Type: power Plate type: gray vented Base type: 9 pin Spacers: two Filaments: standard Getter frame: solid disk (saucer) Getter flash: top Glass: clear with emissions Stencils: OK some wear Condition: same construction Usage: moderate Quantity: 2 Please review the photos for more detail Test results: Good balanced matched test results for Gm/bias: Gm ~8.5 with bias =23 mA Gm ~8.1 with bias =22 mA For Gm, the suggested minimum value is: 5.5 Shorts: None detected For testing, a calibrated Triplett 3444A tester was used Compatibility: Suitable for vintage tube-based equipment ideal for use in tube amplifier power supplies and vintage audio / test equipment The tube 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

Tested Pair of 6BQ5 EL84 Mullard Reissues Audio Receiver Power Vacuum Tubes Country of origin: Russia Production era: Estimate 1980s Model: 6BQ5 EL84 Manufacturer: Sovtek ? Type: power Plate type: gray vented with copper rods and grid radiators Filaments: standard Base type: 9 pin Spacers: two Getter frame: solid halo Getter flash: top Stencils: excellent Condition: excellent Usage (estimate): minimal if any Quantity: 2 Please review the photos for more detail Test results: Excellent strong balanced test results for Gm: 11.5 and 11.1 For Gm, the suggested minimum value is: 5.5 Shorts: None detected For testing, a calibrated Triplett 3444A tester was used Compatibility: Suitable for vintage tube-based equipment, ideal for use in audio amplifiers, power amps, and general tube 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

Match Tested Pair of 6BQ5 EL84 Sovtek Audio Receiver Guitar Amplifier Vacuum Tubes Country of origin: Russia Production era: Estimate 1980s Model: 6BQ5 EL84 Manufacturer: Sovtek Type: power Plate type: gray vented with copper rods and grid radiators Filaments: standard Base type: 9 pin Spacers: two Getter frame: halo wire Getter flash: top Stencils: some wear Condition: very good Usage (estimte): some emissions spray Quantity: 2 Please review the photos for more detail Test results: Excellent strong balanced matched test results for Gm/bias: Gm: ~ 9.9 with bias =23.5 mA Gm: ~ 10.0 with bias =24.5 mA For Gm, the suggested minimum value is: 5.5 Shorts: None detected For testing, a calibrated Triplett 3444A tester was used Compatibility: Suitable for vintage tube-based equipment, ideal for use in audio amplifiers, power amps, and general tube 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

Tested Pair of 6BQ5 EL84 Raytheon Audio Receiver Preamp Vacuum Tubes Country of origin: Japan Production era: Estimate 1960s Model: 6BQ5 EL84 Manufacturer: Raytheon Type: power Plate type: gray vented Filaments: standard Base type: 9 pin Spacers: two Getter frame: halo wire Getter flash: top Stencils: lots of wear Condition: very good, same configurationUsage (estimate): moderate Quantity: 2 Please review the photos for more detail Test results: Fair balanced test results for Gm: 8.0 and 9.5 For Gm, the suggested minimum value is: 5.5 Shorts: None detected For testing, a calibrated Triplett 3444A tester was used Compatibility: Suitable for vintage tube-based equipment, ideal for use in audio amplifiers, power amps, and general tube 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

Tested Pair of 6BQ5 EL84 Raytheon Audio Receiver Preamp Vacuum Tubes Country of origin: Japan Production era: Estimate 1960s Model: 6BQ5 EL84 Manufacturer: Raytheon Type: power Plate type: gray vented Filaments: standard Base type: 9 pin Spacers: two Getter frame: halo wire Getter flash: top Stencils: lots of wear Condition: very good, same configurationUsage (estimate): moderate Quantity: 2 Please review the photos for more detail Test results: Fair balanced test results for Gm: 8.0 and 9.5 For Gm, the suggested minimum value is: 5.5 Shorts: None detected For testing, a calibrated Triplett 3444A tester was used Compatibility: Suitable for vintage tube-based equipment, ideal for use in audio amplifiers, power amps, and general tube 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

Tested Pair of 6BQ5 EL84 Sylvania Rebrand Audio Receiver Guitar Preamp Vacuum Tubes Country of origin: USA Production era: Estimate 1960s Model: 6BQ5 EL84 Manufacturer: Sylvania Type: preamp Plate type: gray Filaments: standard Base type: 9 pin Spacers: two Getter frame: halo wire Getter flash: top Glass: clear Stencils: lots of wear Condition: very good with minor variations Usage (estimate): minimal Quantity: 2 Please review the photos for more detail Test results: Strong balanced test results for Gm/bias: Gm ~10.7 with bias =29 mA Gm ~10.5 with bias =33 mA For Gm, the suggested minimum value is: 5.5 Shorts: None detected For testing, a calibrated Triplett 3444A tester was used Compatibility: Suitable for vintage tube-based equipment, ideal for use in audio amplifiers, power amps, and general tube 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

Tested Pair of 6BQ5 EL84 RCA Audio Receiver Guitar Preamp Vacuum Tubes Country of origin: USA Production era: Estimate 1960s Model: 6BQ5 EL84 Manufacturer: RCA Type: power Plate type: gray Filaments: standard Base type: 9 pin Spacers: two Getter frame: angled halo wire Getter flash: top Glass: clear Stencils: lots of wear Condition: good minor variations Usage (estimate): moderate (use as a spares) Quantity: 2 Please review the photos for more detail Test results: OK balanced matched test results for Gm/bias: Gm ~ 9.6 with bias = 25.5 mA Gm ~10.2 with bias = 24.5 mA For Gm, the suggested minimum value is: 5.5 Shorts: None detected For testing, a calibrated Triplett 3444A tester was used Compatibility: Suitable for vintage tube-based equipment, ideal for use in audio amplifiers, power amps, and general tube 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

Match Tested Pair of 6BQ5 EL84 GE Audio Receiver Guitar Amplifier Power Vacuum Tubes Country of origin: USA Production era: 1960s (estimate) Model: 6BQ5 EL84 Manufacturer: GE Type: power Plate type: round gray vented with copper rods Base type: 9 pins Spacers: two Getter frame: halo wire Getter flash: top Filaments: standard Glass: Clear Condition: excellent ANOS Usage (estimate): minimal Quantity: 2 Please review the photos for more detail Test results: Very good balanced matched results for Gm/bias: Gm ~8.5 with bias = 30 mA Gm ~9.5 with bias = 33 mA For Gm, the suggested minimum value is: 5.5 Shorts: None detected For testing, a calibrated Triplett 3444A tester was used Compatibility: Suitable for vintage tube-based equipment, ideal for use in radio 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

CEI 6BQ5 EL84 Stereo Tube Tested on a Hickok 6000A: Micromhos NOS = 7500 Min = 4500 Results:5800 USA Shipping $6 ~ Higher Overseas I have many other types of tubes ~ No Additional Shipping Charges All tubes Guaranteed 503 ~~~~ Please click on the link below to view more items in my store. ~~~~~~~~ GreenGirls Guaranteed VintageTubes

Tested Pair of 6BQ5 EL84 Raytheon Rebranded Audio Receiver Guitar Vacuum TubesMost likely made in Japan Round gray vented plates, two spacers, glass seams, grid radiators, goal post supported halo wire getter frames and top getter flashesOne with total stencil wear Minor variationsPlease review the photos for more detail Excellent strong balanced matched test results for Gm / bias: 11.0 with bias 26 mA 9.5 with bias 29 mA For Gm, 5.5 is the suggested minimum value No shorts For reference we used a calibrated Triplett 3444A Tester Estimated delivery within the USA is from 3 to 7 business days Our standard service is US Postal 1st class We combine shipping when applicable Please contact us with any questions

Match Tested Pair of 6BQ5 EL84 GE Audio Receiver Guitar Amplifier Power Vacuum Tubes Country of origin: USA Production era: 1960s (estimate) Model: 6BQ5 EL84 Manufacturer: GE Type: power Plate type: round gray vented with copper rods Base type: 9 pins Spacers: two Getter frame: halo wire Getter flash: top Filaments: standard Glass: Clear Condition: excellent ANOS Usage (estimate): minimal Quantity: 2 Please review the photos for more detail Test results: Very good balanced matched results for Gm/bias: Gm ~8.5 with bias = 30 mA Gm ~9.5 with bias = 33 mA For Gm, the suggested minimum value is: 5.5 Shorts: None detected For testing, a calibrated Triplett 3444A tester was used Compatibility: Suitable for vintage tube-based equipment, ideal for use in radio 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

Matched Tested Pair of 7189A 6BQ5 EL84 Realistic NOS NIB Audio Receiver Guitar Amplifier Power Vacuum Tubes Country of origin: Germany Production era: 1970s (estimate) Model: 7189A 6BQ5 EL84 Manufacturer: NA Type: power Plate type: round gray vented with copper rods / grid radiators Base type: 9 pins Spacers: two Getter frame: solid disk Getter flash: top Filaments: standard Glass: Clear Condition: excellent same configuration / construction Cartons: excellent, ID was hand written Usage (estimate): minimal Quantity: 2 Please review the photos for more detail Test results: Strong balanced results for Gm/bias: Gm = 10.1 with bias = 24 mA Gm = 10.4 with bias = 26 mA For Gm, the suggested minimum value is: 5.5 Shorts: None detected For testing, a calibrated Triplett 3444A tester was used Compatibility: Suitable for vintage tube-based equipment, ideal for use in radio 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

CEI 6BQ5 EL84 Stereo Tube Tested on a Hickok 6000A: Micromhos NOS = 7500 Min = 4500 Results:5800 USA Shipping $6 ~ Higher Overseas I have many other types of tubes ~ No Additional Shipping Charges All tubes Guaranteed 503 ~~~~ Please click on the link below to view more items in my store. ~~~~~~~~ GreenGirls Guaranteed VintageTubes