Catv High Frequency Attenuator 75ohm 20db Sj-b Vertical Adjustable Attenuator
★Description
CATV Attenuator DT-SJB-V2B/R, SJ Series Variable Attenuator,SJ-B Vertical Type,Adjustable Attenuation Range:0~20dB,Knob Length:2mm,Knob Color: Blue or Red is Optional,impedance:75Ohm,Operating Frequency:0~1000MHz,insertion Loss:≤0.5dB,Frequency Response:5~300MHz: ≤0.3dB,300~1000MHz:≤0.5dB,Reflection Loss:5~300MHz: ≥20dB,300~1000MHz:≥15dB.
★Specification
Item |
Performance |
Product Name |
SJ-B Variable Attenuator-Vertical Type-2MM-(DT-SJB-V2B/R) |
DAYTAI Model |
DT-SJB-V2B |
DT-SJB-V2R |
Knob Color: Blue |
Knob Color: Red |
Impedance |
75 Ohms |
Operating Frequency |
0~1000MHz |
Adjustable Range |
0~20dB |
Knob Length |
2mm |
insertion Loss |
≤0.5dB |
Frequency Response |
5~300MHz: ≤0.3dB, 300~1000MHz:≤0.5dB |
Reflection Loss |
5~300MHz: ≥20dB,300~1000MHz:≥15dB |
Reflection Loss |
<300 MHz |
<18 |
<550 MHz |
<16 |
<860 MHz |
<14 |
Max attenuation |
Test at full C.C.W.position |
20 dB ± 2 dB |
10 dB ± 2 dB |
Minimal attenuation |
Test at full C.W.position |
<0.5 dB |
Total rotation turns |
Form full C.W position the shaft total rotation turns |
4.5 ± 0.5 turns |
Rotation torque |
Rotation speed 60°/1sec. |
50gfcm MAX |
Axis stopper strength |
Test at full C.W. position |
800gfcm MIN |
Terminal strength |
After on application of 500gfcm for 10± 5 sec with terminals. |
No evidence of poor contact between resistance element and terminals or any physical damage |
Resistance to soldering heart. |
Less tan 300°C and quicker then 3 sec. |
No evidence of poor contact between resistance element and terminals or any physical damage |
Reliability Test |
Rotation life |
More than 200 times of back and forth |
![CATV High Frequency Attenuator 75ohm 20dB Sj-B Vertical Adjustable Attenuator](//www.micstatic.com/athena/img/transparent.png)
![CATV High Frequency Attenuator 75ohm 20dB Sj-B Vertical Adjustable Attenuator](//www.micstatic.com/athena/img/transparent.png)