KR Audio300B Balloon KR Audio 300B Balloon  - NewOffered here for sale is a brand new matched pair of the coveted KR 300B Balloon vacuum tubes. These tubes sell for $995 per pair and were purchased a few months ago by me from an authorized dealer...570.00

KR Audio 300B Balloon - New [Expired]


no longer for sale

Offered here for sale is a brand new matched pair of the coveted KR 300B Balloon vacuum tubes. These tubes sell for $995 per pair and were purchased a few months ago by me from an authorized dealer here in the USA. Never used and in brand new condition.

Payment methods accepted are PayPal (+3%), wire transfers, bank cashier's check, personal check (after they clear). Will ship within the lower 48 US States. Please contact me if you'd need them shipped elsewhere.

Thank you very much for looking - these are amazing tubes that'll surely keep you smiling!

Description:
This high power, high voltage triode delivers 6-12 Watts of pure class-A power. Visually stunning (early balloon glass shape) and fully compatible with all classic 300B tubes, this KR300B is the first choice when the quality of your sound matters.

SPECS:
  • Maximum Plate Voltage: 550 V
  • Maximum Plate Current: 120 mA
  • Plate Dissipation: 50 Watts
  • Va: 450 V
  • Ia: 100 mA
  • Vg: -90 V
  • Transconductance: 6.2 mA/V
  • Amplification Factor: 3.9
  • Filament Voltage: 5 V (DC/AC)
  • Filament Current: 1.2 A


  • Seller Information

    bamiles 

    Last 12 months
    All-time198100.0%

    Member since January 2014

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