[ARC5] T-19 Tube hatch needed

[David Stinson]

----- Original Message ----- 
From: "Neil" <neilb at ihug.co.nz>

> Does anyone know whether the transmitters were supplied with
> crystals fitted, or whether the sockets were normally empty?

The boxes for NOS SCR-274N transmitters indicate they were
shipped fitted with tubes and a standardized calibration crystal installed.
ARC-5 boxes do not say- might be in the manuals.  
I have some ATA boxes - will look at them later today.