Today I did a test transmission with this little setup:
I've recorded "this is a test transmission from vk2tpm" on a digital recorder which is driving the simple audio keyer to key a two transistor QRP CW transmitter on 7027kHz.
Stephen is about 10km away as the crow flies:
He demodulated me like this:
Not great but amazing considering my transmitter. Come along next Sunday and we'll try to demonstrate across the room.