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Specification: | ||||||||
Attenuation range(dB): | 0-20dB | |||||||
impedance(Ω): | 75Ω | |||||||
Insertion loss(dB): | 0.5dB | |||||||
Operating frequency(MHz): | 0~1000MHZ | |||||||
Frequency response: | ≤±0.3dB | |||||||
reflection loss(dB): | ≥17Db | |||||||
Case color: | Blue , Black | |||||||
Rotation length: | 2, 3, 5, 8, 18, 24 mm | |||||||
Rotary handle color: | Light blue,Dark blue, Red |
1.Electrical performance | ||||||||||||||||||
NO. | Item | Qualification | Specification | |||||||||||||||
1.1 | Impedance matching value | Output impedance / input impedance matching | 75Ω | |||||||||||||||
1.2 | Reflection loss | >300MHz, >550MHz, >860MHz | >18, >16, >14 | |||||||||||||||
1.3 | Maximum attenuation | Counterclockwise to bottom measurement | 20dB±2dB 10dB±2dB | |||||||||||||||
1.4 | Minimum attenuation | Measured clockwise to the bottom | <0.5dB | |||||||||||||||
2.Mechanical performance | ||||||||||||||||||
NO. | Item | Qualification | Specification | |||||||||||||||
2.1 | Full revolution | Counterclockwise bottom position, turn clockwise to the bottom, the total number of revolutions of the shaft | 3.5±0.5(turns),6.0±0.5(turns) | |||||||||||||||
2.2 | Rotary torque | Rotation speed 60 degrees / sec | Below 50gf-cm(Max) | |||||||||||||||
2.3 | Axis rotation strength | Measured clockwise to the bottom | Above 800gf-cm(Max) | |||||||||||||||
2.4 | Terminal strength | Add 500gf-cm to the terminal, 100 5 seconds | No obvious looseness and poor contact | |||||||||||||||
2.5 | Solder pot heat resistance | Temperature below 300 degrees, within 3 seconds | No obvious looseness and poor contact | |||||||||||||||
3.Durability | ||||||||||||||||||
NO. | Item | Qualification | Specification | |||||||||||||||
3.1 | Swing life | Go back and forth more than 200 times |