Back in the good ol' days of analog television, these were used by the truckload in NTSC video systems, the colour sub-carrier reference.
UNBRANDED - Quartz Crystal Resonator
Frequency: 3.579545MHz
Package: HC49/S
Through hole, 2 wire leads
Part # (printed on top of the metal case) 3M579545C
Nickel plated 12mm length wire leads
COSMETIC CONDITION:
NEW
Old Stock
Clean
Wire leads have very slight dullness but remain perfectly serviceable
NEW Old Stock