Praxsym T-Meter Broadband Wireless Power Meter for 2.4GHz, 5.3GHz, 5.8GHz Frequency Bands
Manufacturer PN #: PM-2458
List Price: $1495.00
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Quantity on Shelf: In Stock
Quantity on Order: -
Features:
- Measure Forward Power, Reflected Power & VSWR
- Use in 2.4GHz, 5.3GHz and 5.8GHz license-exempt bands
- Simple operation
- Small size (4.9" x 2.7", easily stores in your pocket or toolbox)
- Temperature range -10C to 50C
- Humidity 0 to 95% RH non-condensing
- Altitude 0 to 10,000 feet
- Weight 10 oz.
Without in-line attenuation the Meter will directly measure RF signals from 0dBm to +20dBm. With a 10dB inline attenuator, readings are scaled up to a range of +10 dBm to +30 dBm. With a 20 dB attenuator, readings are scaled from +20dbm to +40dBm. With a 30dB attenuator, readings are scaled from +30dbm to +50 dBm.
The Meter captures peak power over a 200mSec window so that it is ideal to measure peak power of 802.11 CDMA packetized communications. The peak detection circuit will capture a transmission as short as 500 microseconds and hold the measurement for one second.
Tactile switches are integral to the main electronics board and sealed from the elements by a weather-resistant overlay.
Specifications:
|
Electrical | |
|
Frequency Range |
2.4-2.4835 GHz, 5.150-5.350 GHz, 5.4-5.7 GHz, 5.725-5.850 GHz |
|
Forward Power Measurement Range |
0-20 dBm (no-inline attenuation) 10-30 dBm (10 dB inline attenuator) 20-40 dBm (20 dB inline attenuator) 30-50 dBm (30 dB inline attenuator) |
|
Reflected Power Measurement Range |
-20 to 17 dBm (no-inline attenuation) -10 to 27 dBm (10 dB inline attenuator) 0 to 37 dBm (20 dB inline attenuator) 10 to 47 dBm (30 dB inline attenuator) |
|
Power Measurement Accuracy |
+/- 0.5 dBm (with 1.2:1 LOAD) |
|
Insertion Loss |
0.4 dBm @ 2.4 GHz 0.75 dBm @ 5.8 GHz |
|
VSWR Measurement Range |
1.2:1 to 6.0:1 (2.4 GHz) 1.2:1 to 6.0:1 (5.3 GHz) 1.2:1 to 6.0:1 (5.8 GHz) |
|
Environmental | |
|
Temperature Range |
-10 to 50 C |
|
Humidity |
0 to 95% non-considering |
|
Altitude |
0 to 1500 feet |
|
Mechanical | |
|
RF Connectors |
N-type Female (input, output) |
|
Display |
2 lines by 8 characters, LCD not illuminated |
|
Keypad |
Five Keys |
|
Enclosure |
Black ABS |
|
Power Source |
2 AA alkaline batteries |
|
Size |
4.9" x 2.7" |
|
Weight |
10 ounces |
Included Accessories:
| Male-to-Male N-type Adapter | 50 Ohms Termination | 2 W 10 dB Attenuator |
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The heart of the unit is an RF assembly built around a proprietary bi-directional RF power sensor designed specifically to cover the 2.4 GHz, 5.3 GHz, and 5.8 GHz bands. The sensor consists of series connected couplers; one senses forward signal strength - the other senses reflected signal strength. Twin leveling-loop circuits keep a pair of detection diodes at fixed potentials, maintaining conduction in each diode’s square-law region. The design minimizes modulation error while maintaining a fast response time. Readings from both detection circuits are converted by a microcontroller to generate the display readings. Each frequency band has been independently calibrated at the factory over the -10 to 50 degrees C temperature range and the data stored in the microcontroller’s integrated EEPROM.







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