'Mod 104' is a factory modification to the Type 67 that gives the timebase single sweep capability. It is not documented in the service manual.
Although it is unknown how many Type 67s were fitted with 'Mod 104', there is at least one that exists with the modification.
|Sweep Rate||1 μs/div to 5 s/div|
|Vernier Range||1 μs/div to 12 s/div|
|Triggering||Auto, Manual, Free Run|
|Ext. Input Sensitivity||1 V/div|
|— With Mod 104 —|
|Sweep Mode||Normal, Single|