Couplers, Power Sampler

Rectangular Waveguide

See Also:

ATM manufactures in all sizes listed below. They are an excellent and most economical way to sample RF Power from the main line in a rectangular waveguide system. Multiple flange and Coaxial connector types and configurations are also available. For more information feel free to call us and discuss your needs with one of our design engineers.

Rectangular Waveguide Power Samplers, SMA Female

TYPICAL SPECIFICATIONS

Electrical:

Full waveguide frequency range.
Coupling: 30, 40, 50 dB standard, others available upon request.
VSWR Primary: 1.05 max (1.08 max for 30dB coupling level) SMA arm: N/A
Nominal Coupling: +/- 1.00dB
Frequency Sensitivity: +/- 1.50dB max.

Mechanical:

Standard RF Connectors: SMA female, K female for WR34 and WR28

Body: Aluminum or Brass/Copper.

Connectors: Stainless Steel

Operating Temp: -45°C to 110°C

Finish: Unique corrosion resistant 316 stainless steel epoxy coating IAW MIL-F-14072

Applicable Mil-Specs:

General: MIl_DTL-39000, MIL-DTL-3922, AMS-QQ-A-250/11, AMS-QQ-A-225/8, ASTM B209, ASTM B211, ASTM B221, ASTM B152, ASTM B187, ASTM B272, ASTM B16, ASTM B36, ASTM-PRF-39012.

WG Size

Freq. (GHz)

Standard
Model No.*

Dim A
(Inches)

Peak Power
(kW)

Average Power
(W)

WR430

1.70 - 2.60

430-350A-dB-2-2

6.00

5000

4500

WR340

2.20 - 3.30

340-350A-dB-2-2

6.00

3700

3500

WR284

2.60 - 3.95

284-350A-dB-6-6

4.00

2200

2000

WR229

3.30 - 4.90

229-350B-dB-2-2

3.00

1300

1200

WR187

3.95 - 5.85

187-350A-dB-6-6

3.00

880

900

WR159

4.90 - 7.05

159-350B-dB-2-2

3.00

740

700

WR137

5.85 - 8.20

137-350B-dB-2-2

3.00

520

500

WR112

7.05 - 10.0

112-350B-dB-6-6

2.00

334

300

WR102

7.00 - 11.0

102-350B-dB-6-6

2.00

262

250

WR90

8.20 - 12.4

90-350A-dB-6-6

2.00

190

220

WR75

10.0 - 15.0

75-350B-dB-6-6

2.00

156

200

WR62

12.4 - 18.0

62-350B-dB-6-6

2.00

112

150

WR51

15.0 - 22.0

51-350B-dB-6-6

2.00

120

WR42

18.0 - 26.5

42-350B-dB-6-6

1.75

WR34

22.0 - 33.0

34-350B-dB-6-6**

1.75

WR28

26.5 - 40.0

28-350A-dB-6-6**

1.75

Ordering Information	WR	- Mod	-M	-dB	-FG1	- FG2
W/G - Power Sampler, SMA-(F)
Example part number:	90	-350	A	-30	-6	-6
Waveguide Size: (WR) WR28 thru WR430
Basic Model No.: (-Mod)
Material (M): A=Aluminum, B=Brass/Copper
Coupling (-dB): 30, 40, or 50 std.
Flange (-FG1): 1=CPRG, 2=CPRF, 6=Cover, 7=Choke
Flange (-FG2): 1=CPRG, 2=CPRF, 6=Cover, 7=Choke See ATM Standard Flange page for more info.

* The Standard Model Numbers above are the most common parts ordered for size, material and flange. However, these models can easily be altered to accommodate your needs by using the Model # code system to the left.

**These units are supplied with 2.9 (K-female type) connectors.