| 1 | A | B | C | D | E |
| --- | --- | --- | --- | --- | --- |
| 2 | Marshall JTM45 - Name, numbering |  |  |  |  |
| 3 | Model number | Watts | Dates | Features | Notes |
| 4 | JTM45 | 35–45 | 1963–1964 | 2 channels, 4 inputs | Also available in bass and PA versions |
| 5 | 1963 | 50 | 1965–1966 | 4 channels, 8 inputs | PA version; "JTM50 MK III" |
| 6 | 1985 | 45 | 1965–1966 | 2 channels, 4 inputs | PA version of JTM50 MK II |
| 7 | 1986 | 45 | 1965–1966 | High treble and normal channels | Bass version of JTM50 MK II |
| 8 | 1987 | 45 | 1965–1966 | High treble and normal channels | Lead version of JTM50 MK II; also with tremolo as Model T1987 |
| 9 | 1989 | 45 | 1965–1966 | For electronic organs | Also with tremolo as Model T1989 |
| 10 | JTM 45 (2245) | 30 | 1989– | 2 channels, 4 inputs | Reissue of original JTM45 (1987) |
| 11 | 2245THW | 30 | 2014– | Handwired head, circuitry identical with Bluesbreaker | - |

Question: What are the two remaining issues?
Answer: In 2014 Marshall reissued a "handwired" 30 W 2245THW based on the JTM45.