Krytar
Krytar 1818 (HP 0955-0101) 2-18 GHz, 16 dB, SMA (F) Directional Coupler. Tested!
The Oil Equipment Mfg 4171 model saves you time because it starts up fast and stays steady.
HP Agilent 5086-7284 0 to 1.8 GHz, 10W CW, SMA (M-F) Coaxial Limiter. Tested!
What stands out about the TEAC Corporation Tascam X-48 is its straightforward user interface.