B1 | OCXO Reference Oscillator |
B2 | NOISE GENERATOR(B81) |
B3 | Reference Frequency Inputs/Outputs |
B4 | FAST PWR RAMP |
B41 | AUDIO MEASUREMENT W FREQ COUNTER |
B44 | MULTITONE AUDIO ANALYSIS |
B6 | ADAPTER FOR B6X OPTIONS |
B61 | |
B62 | |
K61 | Frequency Extension for DECT Latin America. Requires DECT module version E or above. |
K62 |