Just incase of an apocalypse!

 

Looks a bit dodgy if trigger is low and threshold is high though.
And someone has stolen the reset pin.

 

And someone has stolen the reset pin.

Oops! I guess that will make it a dozen bjts
I was hoping to reduce more components, just making it a basic timer, but it seems this is it.

 

I made a mistake, the emitter of Q12 should be connected to the base of Q6 instead

 

What is the best duty cycle you achieve?

 

What is the best duty cycle you achieve?

R9 = 1Meg
R10 = 100k
C2 = 100nF
NOTE: R10 can not be lower then R9. So duty cycle only works from 50% on.