BIC 960 - Cartridge Ground Strap Guidelines

Cartridge Ground Straps
In the interest of continued product development BTC 960’s and 980’s have been equipped with grounded, shielded
head shells. The B-l-C 940 has always been fitted with a shielded head shell.
This "shielded shell" eliminates the possibility of inducing hum in the system when moving the arm by the fingerlift, or
bringing a hand near the front of the tonearm.
When units with grounded, shielded head shells are used with cartridges that have metal bodies and mounting feet, the small
metal "grounding" strap must be removed to eliminate the formation of ground loops which can cause hum through the system.
o
Remove the ground strap on:
All Pickerings except snap-in mounts
All Stantons
Shure snap-in types
G
On cartridges with plastic bodies and A. All Shure models except snap-in type
mounting feet this strap can remain for B A! | ADC moc | e | S
best hum shielding. These are:
o
Mount all Empire cartridges with the plastic screws provided by Empire; if they are not available and metal screws must be
used, remove the ground strap.
Refer to the cartridge manufacturer’s instructions concerning these units, or any cartridge models not covered above.