here is a dave made shady soldering. check the pictures on the circuit board.https://www.ebay.com/itm/DAVE-MADE-...=item1cbe2fa6de:g:RlkAAOSwQIFb0Ms8:rk:33:pf:0
That one was probably built in the 90's. Other than the obvious missing transistors other parts have been added and removed.
Thats like saying Cobra is responsible for bad soldering in a radio thats been worked on by a dozen CB shops.