All-In-One II

VHSystems is now offering the new All-In-One II that replaces the previous model sold by TubesLab on ebay.

Now being manufactured in the Denver area where it was originally designed back in 2010 by William Eccher.

HICKOK 539B and 539C Tube Tester Digital Meter Conversion Kits

Replace your Analog meters with easy to read and operate in any position.

You can replace:

  • Main Meter
  • BIAS and Volt Meters
  • All Three Meters

Used Items For Sale

VHSystem If you are not interested in the products we developed and manufactured above then you might be interested in some used equipment.  VHSystem™ Comes across used items, tube testers, tubes, and other items.  This area is always changing and if it is listed on the website it is available for purchase.

Military TV-7A/U Tube Tester 6V6GTA RCA TUBES 8 ea in good condition.
HICKOK 539B Tube Tester it’s Nice! <SOLD> 7355 RCA NEW PAIR
7591A TUNG-SOL NEW QUAD 7868 CEI NEW QUAD
BIAS METER Hickok 539B-C Models GZ34 5AR4 RCA NEW <SOLD>
HICKOK CA 5 UNIVERSAL ADAPTER REALISTIC USED 6BQ5/EL84 PAIR
RFT ECC83 12AX7 NEW QUAD <SOLD> TELEFUNKEN ECC83 12AX7 USED PAIR FISHER
83 and 5Y3GT RCA USED SET SV6L6GC Svetlana Winged =C= NOS MATCHED QUAD 6L6GC tubes.

Documentation and Mods you can do yourself

The owner and creator of VHSystem™ has provided many upgrades and documentation for the Hickock 539B and 539C at no charge (free) for individual use.  You are not license to use the documents provided to be personally compensated in any way.