Microtech's Couplers, Loop  are engineered, designed, and manufactured "in house" utilizing computer aided design and manufacturing in our state-of-the-art production facilities.

Typical Electrical Specifications
WR Size	Frequency GHz	Model No. (see notes)	VSWR Primary Arm Max.	Coupling Variation + or - (dB)
22	33.00-50.00	240169	1.10	3.0
28	26.50-40.00	240170	1.10	2.0
34	22.00-33.00	240201	1.10	2.0
42	18.00-26.50	240171	1.10	2.0
51	15.00-22.00	240202	1.10	1.5
62	12.40-18.00	240172	1.10	1.5
75	10.00-15.00	240173	1.10	1.5
90	8.20-12.40	240174	1.10	1.5
112	7.05-10.00	240175	1.10	1.5
137	5.85-8.20	240176	1.10	1.0
159	4.90-7.05	240177	1.10	1.0
187	3.95-5.85	240178	1.10	1.0
229	3.30-4.90	240179	1.10	1.0
284	2.60-3.95	240180	1.10	1.0
340	2.20-3.30	240181	1.10	1.0

Typical Mechanical Specifications
WR Size	Frequency GHz	Model No.	Flange Equiv.	"A" Dimension (Max. inches)	Connector
22	33.00-50.00	240169	Cover	3.50	2.9
28	26.50-40.00	240170	Cover	2.50	2.9
34	22.00-33.00	240201	Cover	2.50	2.9
42	18.00-26.50	240171	Cover	2.25	SMA
51	15.00-22.00	240202	Cover	2.50	SMA
62	12.40-18.00	240172	Cover	2.50	SMA
75	10.00-15.00	240173	Cover	3.00	SMA
90	8.20-12.40	240174	Cover	3.00	SMA
112	7.05-10.00	240175	Cover	4.00	SMA
137	5.85-8.20	240176	Cover	5.00	N
159	4.90-7.05	240177	CPRF	5.00	N
187	3.95-5.85	240178	CPRF	5.00	N
229	3.30-4.90	240179	CPRF	6.00	N
284	2.60-3.95	240180	CPRF	8.00	N
340	2.20-3.30	240181	CPRF	10.00	N

Notes:
 
1. Standard couplings available are  30, 40, 50, and 60 +/-1dB. Others values available on special order. Specify by adding coupling and style desired as a suffix to the part number. Example: 233317-30.
2. Nominal directivity is 15 dB min.

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