- 2 x Valvo ECC82 12AU7 in original boxes - NOS
- Manufactured by Philips in Heerlen, Nerferlands.
- One tube with big O-getter and one with Disc getter
- Factory codes Δ9B4 and Δ0I3
Tested on AVO CT160 with the following results:
IA (mA) GM (mA/V)
No 1: 13.9 / 13.6 2.9 / 2.7
No 2: 13.0 / 12.8 2.7 / 2.6
AVO Specs: IA = 10.5 mA GM = 2.2 mA/V