Rarest of the rare, LTV G133F - $1,950 obo.
The LTV G133F SIGNET receiver is a Collins 51S-1, repackaged with a highly shielded aircraft style cabinet and a tactical style front panel.
It was first designed during the Vietnam and Cold War era for the NSA and US Air Force.
It was used as part of an airborne reconnaissance/signals intelligence gathering platform.
For more information on those missions, Google "EC47".
This receiver works very well.
Please contact by email: “ kc5yl at hotmail dot com “