Part 4/6:
Moving on to a more aged receiver, the technician notes the presence of older, possibly more fragile parts. This older model features a switch that disengages the meter, highlighting a built-in testing or measurement function, and various controls labeled with "Friend or Foe" and "Suppression," indicating military or specialized communication applications.
A potential issue is identified with an incorrect crystal, which may affect frequency stability. The technician reassures that minor discrepancies are manageable as long as the device operates correctly. However, caution is advised because some electrolytic capacitors might have dried out over decades, risking failure during power-up.