Tags: RF Filters Land Mobile Marine VHF VHF(30-300 MHz) Filters and Power Supplies 134-150 MHz 144-160 MHz 155-174 MHz 170-190 MHz

Electrical specifications

Type

VHF - 6 Cavity Duplex Filter

Frequency

LL: 134 - 150 MHz
L: 144 - 160 MHz
H: 160 - 174 MHz
HH: 170 - 190 MHz

Spacing

2.3 MHz
3.0 MHz
4-7 MHz
8-12 MHz

Insertion loss

2.3 MHz: ≤ 1.5 dB
3.0 MHz: ≤ 1.4 dB
4-7 MHz: ≤ 1.2 dB
8-12 MHz: ≤ 1.0 dB
Multi Channel: ≤ 1.2 dB

Isolation - Single Channel

2.3 MHz: ≥ 67 dB
3.0 MHz: ≥ 70 dB
4-7 MHz: ≥ 80 dB
8-12 MHz: ≥ 80 dB

Isolation - Multi Channel

4-7 MHz: ≥ 60 dB @ BW = 1.5 MHz
8-12 MHz: ≥ 60 dB @ BW = 2.0 MHz

VSWR

≤ 1:1.5

Impedance

50 Ohm

Maximum Input Power

50 Watts

Frequency Stability

9 ppm/°C (approx.)

Mechanical specifications

Color

Black Grey (RAL7021)

Dimension

211 x 156 x 33 mm

Weight

0.9 kg

Operating Temperature

-30°C to +60°C

Connector

Type N-female (other optional)

Serial no.

On product label

Ordering information

DU-261

LL: 134 - 150MHz, 2.3 MHz
Not tuned

DU-262-LL

LL: 134 - 150 MHz, 4-7 MHz
Not tuned

DU-267-L

L: 144 - 160 MHz, 3 MHz
Not tuned

DU-262-L

L: 144 - 160 MHz, 4-7 MHz
Not tuned

DU-260-L

L: 144 - 160 MHz, 8-12 MHz
Not tuned

DU-262-M

M: 152- 172 MHz, 4-7 MHz
Not tuned

DU-260-M

M: 152- 172 MHz, 8-12 MHz
Not tuned

DU-267-H

H: 155- 174 MHz, 3 MHz
Not tuned

DU-262-H

H: 155- 174 MHz, 4-7 MHz
Not tuned

DU-260-H

H: 155- 174 MHz, 8-12 MHz
Not tuned

DU-262-HH

HH: 170- 190 MHz, 4-7 MHz
Not tuned

Disclaimer

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Every effort has been made to ensure the accuracy of the information in this product sheet. Scan Antenna reserves the right to introduce changes to this information without notice.

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