PE3121 is a SMA male to SMA male cable using RG214 coax. This Pasternack SMA male to SMA male cable assembly uses a 50 Ohm SMA for connector 1 and a 50 Ohm SMA for connector 2.
Our male SMA to male SMA cable assembly uses a flexible cable type that is 50 Ohm. Pasternack PE3121 SMA male to SMA male cable assembly is constructed with RG214 coax.