Чем лучше?
тем что у нее 1.5 Вт мощности против 5Вт?
Или тем,что функций на порядок меньше?
...на порядок - это значит в десять раз!
DX15 FEATURES:
* Extremely compact and lightweight. Perfect for your flight bag or clipping onto your belt.
* Standard Dynon three year warranty.
* High capacity Li-Ion battery is included.
* Backlit screen and keypad.
* 100 Memory Channels, scannable in banks.
* Quick recall of the 10 most recent frequencies.
* Adjustable side tone; hear your own voice when connected to an external headset.
* Battery remaining/charging indicator.
* Dedicated Emergency button for quick tuning of 121.5.
DX15 INCLUDED ACCESSSORIES
* Antenna
* Rechargeable Li-Ion Battery
* AC Adapter/Charger
* Belt Clip
* Lanyard
* User Guide
* Standard Dynon three year warranty
DX15 OPTIONAL ACCESSORIES:
* Headset/Push-To-Talk Adapter Cable - $35
* Desktop Rapid Charger - $30
* BNC Antenna Adapter - $5
* Vehicle Power Adapter - $20 (available Fall 2011)
* Replacement AC-to-DC Wall Charger - $15
* Replacement Li-Ion Battery - $40
* Replacement Flexible Antenna - $15
DX15 SPECIFICATIONS
Physical Dimensions (exclusive of projections - knobs, etc.)
* 2.25 inches (57.1mm) W
* 4.00 inches (101.6mm) H
* 1.43 inches (36.3mm) D
Weight
* 8.2 oz (232g) includes Battery With Belt Clip, Antenna
Temperature Range
* Operating: –20˚C to +55˚C (-4°F to +131°F)
* Storage : –30˚C to +80˚C (-22°F to +176°F)
Connectors
* Antenna Connector: SMA (50 Ohm)
* External Speaker Connector: 2.5mm
* External Microphone Connector: 3mm, with PTT interface
* External Power: 2-conductor DC Power
Battery Requirements
* Genuine Dynon Avionics Battery Packs Only
Power Consumption (@ 7.4V DC)
* Transmit: 1.0 A
* Receive (squelch open): 250 mA
* Standby (squelch closed): 65 mA
Frequency Range
* 118.000 to 136.975 MHz inclusive
Channel Spacing
* 25 KHz
Mode
* A3E 6K00
Transmit Power
* 1.5W nominal (carrier power)
Transmit Frequency Stability
* +/- 2 ppm
Receive System
Double Conversion Super Heterodyne
Receive Sensitivity
* -107 dBm, minimum (6dB SINAD)
Memory
* 100, in a single bank or divided into 10 scannable banks of 10
Audio
* Internal Speaker Output Power: > than 500mW @ 10% distortion
* External Speaker Output Power: > More than 500mW, 4 Ohm load
...значит что бы описать возможности того девайса, у которого на порядок больше функций, понадобиться 10 страниц...
...хорошо подумал, перед тем как ляпнуть?
Что значит «на порядок больше»?