Whirlwind Inline XLR Barrel Ground Lifter
Har-Ken HK-113 Phase Reverser/Ground Lifter
Ground Lifter In Line XLR
Hosa GLT-255 XLR3F to XLR3M Ground Lifter (Pin 1 is Lifted)
LEN 3GF01 3G Ground Isolator
Calrad 10-78-RCA Analog & Digital Ground Isolation Transformer
