Bird - The RF Experts
Table 14 - Directional Coupler Elements
RF Coupler Plug In Elements
Table 14 - Directional Coupler Elements

Bird® Directional Coupler Elements for QC-Type or 7/8" EIA Line


All Table 14 Series, 7/8" Directional Coupler Plug-In Elements are calibrated in accordance with meticulous Bird calibration procedures supported by a long history of mean deviation values to assure adherence to advertised specifications of current instruments, as well as field interchangeability with equipment purchased, used and trusted in all the years since its introduction.

*Table 14 describes coupler elements used for RF sampling (Nominal Coupling -40 dB). The instrument meter does not read when these elements are installed, but simply serves as a line section.

Element Selections
Model Number Frequency Range (MHz) Power
400-50 50-100 1 kW
400-75 75-150 1 kW
400-125 125-250 1 kW
400-225 225-450 1 kW
400-400 400-800 1 kW
400-750 750-1250 1 kW
RF Coupler Plug In Elements
Table 14 - Directional Coupler Elements
product specifications:
Item No
Table 14 - Directional Coupler Elements
Item Name
Directional Coupler Elements for QC-Type or 7/8" EIA Line
compatible devices:
43
General Purpose Wattmeter
4314C
PEP, Single Element, Wattmeter
4391A
PEP-Dual Element, Power Analyst
4431
Variable RF Tap, Wattmeter
3170B
Dual Meter - Dual Element, Single Carrier Wattcher® RF Monitor
accessories:
EC-1
Carrying Case - 12 Plug-In Elements