The Betso SHARKIE is a compact, wideband UHF, active receiver antenna with Log Periodic Dipole Array (LPDA) structure and cardioid directivity. It's extremely low noise amplifier with easy gain setting (-9 to 18dB) is ideal for variable coaxial cable length attenuation compensation in the field.
Rock solid mechanical construction guarantees careless functionality both in indoor and outdoor locations.
Betso Sharkie Features
- Easy gain setting with automatic last set gain storing
- Brightness of LED display can be automatically adjusted according to ambient light
- Brightness of LED display can be also set manually to requested level
- Display can be completely turned off with ability to show preset gain value upon button request
Specifications
| Frequency range |
470 MHz to 850 MHz |
| Input filters attenuation |
High below 450 MHz (for example -82dB @ 100 MHz)
High above 870 MHz (for example -35dB @ 2.4 GHz) |
| Antenna gain |
8 dB of average gain (peak 9 dB)
|
| Antenna directivity |
Cardioid
|
| Antenna polarization |
Linear
|
| Amplifier gain |
-9 to 18 dB
|
| Amplifier IC noise |
Ultra low noise < 0.75 dB
|
| Antenna VSWR |
Excellent < 1.2 (max. 0.8% of received signal power is reflected)
|
| Amplifier IP3 |
Very high > 34 dBm
|
| Display |
Bright blue LED with automatic or manual brightness settings and stand-by mode
|
| Powering |
External powering 5 - 20 V DC
|
| Current consumption |
35 mA
|
| Mechanic construction |
CNC milled, anodized aluminium alloy and glass-reinforced epoxy laminate
|
| Mounting |
1/4" and 3/8" threads
|
| Dimensions (h x w x d) |
275 x 350 x 21 mm (10.83" x 13.78" x 0.82")
|
| Weight |
approx. 320 g (0.7 lb.)
|
