| Year | Type Klein & Hummel | Ref. | Tubeset |
| 64 | FM-11 Tuner | 2s | ECC85, 3*EF94, EAA91, ECC81, EMM803, EL86, 4*AC125 |
| Radiotest MS5 | La50 | ECC85, EF80, EC92, EF80, EZ81, ECC85, ECC81, ECC81 | |
| Rechteck-Generator TG-5 | La50 | ECC85, ECC85, 2*AZ41 | |
| Teletest FS-4 | La50 | 6*ECC81, ECC82, ECH81, ECH81, ECC82 | |
| Telewatt A-120 | 2p | transistors | |
| Telewatt B-70 | 1p | transistors | |
| Telewatt B-71 | 1p | transistors | |
| Telewatt B-72 | 1p | transistors | |
| Telewatt B-73 | 1p | transistors | |
| Telewatt B-74 | 1p | transistors | |
| Telewatt B-75 | 1p | transistors | |
| 63 | Telewatt FM/SX Tuner | 2p | ECC85, 6AT8A, 2*EF93, 2*EF94, ECC83, ECF80, ECC83, EMM801 |
| Telewatt M66 / M126 | sch+16Bed | ||
| Telewatt MB-140 Monoblock | 2p | transistors | |
| 61 | Telewatt Ultra 40W-Verstärker | La5/4p | ECC83, ECC81, 2*ECC82, 2*EL34, GZ34 |
| Telewatt V-120 17W Hifi Verstärker | 4p | 2*ECC83, 2*EL84, EZ91, OA-81 | |
| Telewatt XE124 / XE248 | sch+12Bed | ||
| VS-110 SABA Telewatt | >>Saba | 4*ECC808, 2*ECC83, 2*ECC808, 4*EL503 | |
| 62/63 | VS-71 Amplifier | 4p | 4*ECC808, 2*ECC83, 2*ECF80, 4*EL500 |
| Wobbel-Oszillograf | La50 | ECC81, ECC81, DG7-31(32) |