http://www.nonstopsystems.com/radio/...hreibungen.pdf
Mentioned is also AWG 2 in Ultra (below)
622705 Ju 88 G-6 3C+BK I/NJG 4 (Luftwaffe)
Taken on unit strength (16Z Benito 25A SN2 R AWG 2) from Goslar 27.02.45
[as G6 622705 BK in HW 5/671 R.478/C/1 (1)]