A double-sharped note is just raised two half-steps from the original note. So if you have A##, the first sharp would go to A#, which is the same as B-flat, and the second sharp would be the A##, which is the same as B-natural.
On a standard Bb Trumpet, the fingering for low F# is 123 and the fingering for higher F#s is 2.
On a standard Bb trumpet, the fingering for E# is 1.
high C# (on the staff) is 1&2
low C# (below the staff) is 1&2&3. you should also kick out
the fingering for an A# on the trumpet is the same as the fingering for a Bb, it is just the first finger, or 1
A is 1st and 2nd keys for all three notes, low, high, and higher.
The fingering for G# is 23.
2nd and 3rd valve
Technically, E# is not a note but you can always substitute an E# for A F (first valve).
G
E-sharp is the same as F-natural.
High G uses an open fingering.
It would be the same an F sharp. So just the middle valve.
All open, or 1st and 3rd for the G below the staff.
You play a G below the staff on the trumpet with the fingering 1 and 3, loosen the jaw if you are having trouble reaching it.
On a standard Bb trumpet, the fingering for A# is 1.
On a standard Bb trumpet, the fingering for low G is 13 and the fingering for higher Gs is open.
On a standard Bb trumpet the fingering for a high G is open. An alternate fingering is 13.
E-sharp is the same as F-natural.
High G uses an open fingering.
It would be the same an F sharp. So just the middle valve.
All open, or 1st and 3rd for the G below the staff.
no valves down middle tightness on the lips
You play a G below the staff on the trumpet with the fingering 1 and 3, loosen the jaw if you are having trouble reaching it.
A concert F# is a G#/Ab on the trumpet, played by pushing the 2nd and 3rd valves.
On a standard Bb trumpet, the fingering for C is open.
On a standard Bb trumpet, the fingering for A is 1st and 2nd valve.