1MQ 1960’s M8136 12AU7 CV4003 Ultra Rare Box Plate Wrinkle Glass Mullard NOS

1MQ 1960’s M8136 12AU7 CV4003 Ultra Rare Box Plate Wrinkle Glass Mullard NOS

USD 382.00

  • The above price is for 1 Matched Quad(4 pcs)
  • Test as NOS: Yes
  • Actual Brand: Mullard
  • Made in UK
  • Free Shipping
  • For more Quantity requirement you can email us.

Out of stock


*Up For Sale totempole 5 star premium quality tube*

Ultra Rare 1960’s

Platinum Match Quad (4pcs.)

The Best Sounding

Mullard M8136/CV4003/ECC82/12AU7WA

Box Plate Wrinkle Glass

Test Results

Sr.No.1244013 T1=Ia=10.4ma Gm=2500

                               T2=Ia=10.8ma Gm=2500

Sr.No.1244418 T1=Ia=10.0ma Gm=2500

                               T2=Ia=10.4ma Gm=2500

Sr.No.1244860 T1=Ia=11.2ma Gm=2500

                               T2=Ia=11.0ma Gm=2500

Sr.No.1244519 T1=Ia=10.4ma Gm=2500

                              T2=Ia=10.2ma Gm=2500

wrinkle glass and large getter ring are the old production of Mullard

later production are smooth glass and small getter ring, most of the

other listing on ebay are selling of later production

Tested on Amplitrex AT1000 Advance Digital Tube Tester

All tubes tested on our Amplitex AT1000 A Advance Tubes Tester to preform the test as mentioned and to ensure that the tubes are in factory specs (working) before listing them. All tubes are checked for Shorts, Emission, Life test, and Leakage. Emissions/life test on this meter Tube tested: No leaks, No shorts, Good emissions Tube tested emissions (100) life test (100) Tube tested strong Our experienced shipper will package your item(s) with care. Through Expedited delivery within 5 days by DHL,FEDEX, ARAMEX,with tracking Number. We also combine multiple purchases. Our shipping carriers include ,FedEx We reserve the right to ship using the carrier and shipping method that is most effective for your purchase.

About Us.

We specialized in thoroughly tested and screened quality vacuum tubes. We have various type of valves and tubes testers Like – Amplitrex AT1000 Advance Digital Tube Tester, -Hickok 752a tube tester, – AVO Type 160 We have been in the valve and tube Business Since 1970’s. Previously we were better Known as a Wholesaler, but recently, We are offering more retail items. All item are tested and guaranteed and supplied We have Approximately 3,00,000 Valve and Tubes Stock




There are no reviews yet.

Add a Review

Be the first to review “1MQ 1960’s M8136 12AU7 CV4003 Ultra Rare Box Plate Wrinkle Glass Mullard NOS”