TYT-8800Technical parameters Item Number TYT-8800
General Frequency Range 136~174MHz/400-420MHz/430-450MHz/450-470MHz
Channel Capacity 16
Channel Spacing 5 kHz /10 kHz / 12.5kHz/25.0kHz
Frequency Stability กภ5PPM
Operating Temperature -20กซ+50กๆ
Antenna Impedance 50ฆธ
Operating Voltage 7.2V
DimensionsฃจWกมHกมDฃฉ 113x53x35mm
Weight 230g(Include battery & antenna)
Battery 1100/1300mAh(Li-ion battery)
Transmitter RF output power 2W/5W
Modulation Type 16kฆตF3E
Modulation Limiting ก5kHz
Modulation Sensitivity 12mV
Spurious Emissions 0.75ฆฬW
Adjacent Ch. power ก65dB
Max Fr. Deviation ก5kHz
Remnant Modulation ก-35dB
Receiver Receiving Sensitivity 0.25ฆฬV
Adjacent Ch. Selectivity ก65dB
Inter-modulation ก60dB
Audio Response +2dB -10dB
Audio Output ก500mW
Audio Distortion ก10%
S/N 45dB
ที่มา
http://www.tyt888.com/en/Products/Detail.asp?ID=1961PROTEC GPT-2608ที่มา
http://www.ptc-radio.com/getProduct_en.php?id=41TYT UVF-1Technical parameters Item number TH-UVF1
GeneralFrequency Range
70-108MHz (FM Receive only)
136MHz -174MHz (RX/TX)
400MHz -470MHz (RX/TX)
350MHz -390MHz (RX)
470MHz 0-520MHz (RX)
245MHz-246MHz (RX/TX)(optional)
350MHz -390MHz (RX/TX)(optional)
470MHz -520MHz (RX/TX)(optional)
Channel No. 128
Frequency Stability 5PPM
Antenna High gain antenna
Antenna Impedance 50ฆธ
Operating Voltage DC 7.2V(Rechargeable Li-ion battery)
Mode of operation Simple or semi-duplex
DimensionsฃจWกมHกมDฃฉ 115x55x31mm
Transmitter Output power ก4W(H) ก0.5W(L)
Modulation Mode 16kฆตF3E/ 11kฆตF3E
Maximum deviation <5kHz/<2.5KHZ
Spurious Radiation <7ฆฬW
Adjacent Ch. power ก65dB/ก60db
Pre-emphasis characteristics 6db
Current ก1.6A(5W)
CTCSS/DCS deviation 0.5kHZ+/-.01kHZ 03kHZ+/-0.1kHZ
Intermediation sensitivity 8-12mv
Intermediation distortion <10%
Receiver RF Sensitivity -122dbm(12db SINAD)
Audio power >0.5W
Audio Distortion ก10%
Intermediation ก60dB ก55db
Selectivity ก65dB ก60db
Spurious Rejection ก65db
Blocking ก85
ที่มา
http://www.tyt888.com/en/Products/Detail.asp?ID=1973WOUXUN KG-833ที่มา
http://www.wouxun.com/Two-Way-Radio/KG-833.htm
-WOUXUN KG-833
http://www.wouxun.com/DownView.asp?ID=159&SortID=13-TYT-8800
http://www.tyt888.com/en/Download/Detail.asp?id=359&typeid=22-TYT UVF-1
http://www.tyt888.com/en/Products/Detail.asp?ID=1973
- PROTEC GPT-2608
http://www.ptc-radio.com/getProduct_en.php?id=41 หวังว่าคงจะเป็นประโยชน์ในการตัดสินใจเลือกใช้วิทยุฯใก้ตรงกับความต้องการของพี่ๆทุกท่านฯนะครับ
