30 dB Directional Couplers

Pulsar Microwave's CS30 series single directional couplers operate at narrow and wideband frequencies within 500 MHz to 18 GHz. They have a nominal coupling value of 30 dB, with tolerances of +/- 1 to 1.25 dB. These directional couplers are rated at 50 watts maximum input power. These couplers are optimized for best matching and high directivity with flat coupling response. They come standard with SMA or N female connectors.

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Frequency Range
(GHz)
Coupling
(dB)
Coupling
Flatness
(dB)
max.
I.L.
(dB)
max.
Directivity
(dB) min.
VSWR
max.
Power
In/Refl
(watts)
max.
Conn.
Type
P/N
Min Max
0.5 1.0 30.0 ± 1.25 ±0.75 0.20 25
1.20:1 50 SMA CS30-01-436/3 Add to RFQ
0.5 1.0 30.0 ± 1.25 ±0.75 0.20 22
1.20:1 50 N CS30-01-436/3N Add to RFQ
1.0 2.0 30.0 ± 1.25 ±0.75 0.20 20
1.10:1 50 N CS30-03-436/7N Add to RFQ
1.0 2.0 30.0 ± 1.25 ±0.75 0.20 25
1.10:1 50 SMA CS30-03-436/8 Add to RFQ
0.8 2.5 30.0 ± 1.25 ±0.70 0.40 20
1.20:1 50 SMA CS30-22-436/3 Add to RFQ
1.0 4.0 30.0 ± 1.00 ±0.75 0.40 22
1.20:1 50 SMA CS30-04-436/13 Add to RFQ
2.0 4.0 30.0 ± 1.25 ±0.75 0.20 22
1.15:1 50 SMA CS30-05-436/11 Add to RFQ
2.0 4.0 30.0 ± 1.25 ±0.75 0.20 18
1.15:1 50 N CS30-05-436/11N Add to RFQ
3.6 4.2 30.0 ± 1.00 ±0.30 0.50 15
1.40:1 50 SMA CS30-06-435/3 Add to RFQ
3.6 4.2 30.0 ± 1.00 ±0.30 0.50 18
1.40:1 50 N CS30-06-436/1N Add to RFQ
2.6 5.2 30.0 ± 1.25 ±0.75 0.20 20
1.25:1 50 SMA CS30-07-435/3 Add to RFQ
2.6 5.2 30.0 ± 1.25 ±0.75 0.20 18
1.25:1 50 N CS30-07-436/11N Add to RFQ
5.8 6.4 30.0 ± 1.00 ±0.30 0.50 15
1.40:1 50 SMA CS30-08-435/3 Add to RFQ
5.8 6.4 30.0 ± 1.00 ±0.30 0.50 18
1.40:1 50 N CS30-08-436/11N Add to RFQ
4.0 8.0 30.0 ± 1.25 ±0.75 0.25 20
1.30:1 50 SMA CS30-10-435/3 Add to RFQ
4.0 8.0 30.0 ± 1.25 ±0.75 0.25 17
1.30:1 50 N CS30-10-436/11N Add to RFQ
7.2 8.5 30.0 ± 1.00 ±0.30 0.50 15
1.40:1 50 SMA CS30-11-435/3 Add to RFQ
7.2 8.5 30.0 ± 1.00 ±0.30 0.50 15
1.40:1 50 N CS30-11-436/11N Add to RFQ
7.0 12.4 30.0 ± 1.00 ±0.50 0.30 17
1.30:1 50 SMA CS30-12-435/3 Add to RFQ
7.0 12.4 30.0 ± 1.00 ±0.50 0.50 15
1.30:1 50 N CS30-12-436/11N Add to RFQ
7.5 16.0 30.0 ± 1.25 ±0.75 0.50 15
1.40:1 50 SMA CS30-13-435/3 Add to RFQ
7.5 16.0 30.0 ± 1.25 ±0.75 0.50 13
1.40:1 50 N CS30-13-436/11N Add to RFQ
0.5 18.0 30.0 ± 1.00 ±1.00 0.90 0.5-12 GHz: 15
12-18 GHz:  12
1.50:1 25 SMA CS30-23-436/20 Add to RFQ
1.0 18.0 30.0 ± 1.00 ±0.50 0.80 1.0-12 GHz: 15
12-18 GHz:  12
1.50:1 25 SMA CS30-18-436/16 Add to RFQ
2.0 18.0 30.0 ± 1.00 ±0.50 0.80 2.0-12 GHz: 15
12-18 GHz:  12
1.50:1 25 SMA CS30-15-436/13 Add to RFQ
12.4 18.0 30.0 ± 1.00 ±0.50 0.50 15
1.40:1 50 SMA CS30-17-435/3 Add to RFQ
12.4 18.0 30.0 ± 1.00 ±0.50 0.50 12
1.40:1 50 N CS30-17-436/11N Add to RFQ
Custom frequency bands and optimized specifications available.
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Using Custom Specs or by P/N
Notes:
Insertion loss does not include coupling loss.
Input power is specified for load VSWR better than 1.20:1.