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Tk-21A

Tk-21A

Frequency Range

VHF

UHF

136-174MHz

430-450MHz 450-470MHz

Channel Capacity

16

PLL Channel Spacing

12.5/25KHz

Battery Voltage

7.4V DC (Li-ion Battery Pack)

Antenna Impedance

50Ω

Operating Temperature

-20℃～+60℃

Frequency Stability

±2.5PPM

Dimensions (with Battery)

110(H)x55(W)X30(D) mm

Weight (with Battery)

300g

Standard Package

Radio with Standard Accessories

2W

Modulation Type

F3E

Maximum Deviation

≤±5.0KHz(Wide)/ ±2.5 KHz(Narrow)

Spurious Emission

≤65dB Below Carrier

Modulation Distortion

≤5%(300-3000Hz)

FM Noise

≤-45dB(Wide)/ ≤-40 dB(Narrow)

Double-conversion Superheterodyne

IFs

38.850MHz & 450KHz

Sensitivity(12dB SINAD)

0.2uV(Wide)/0.25 uV(Narrow)

Squelch Selectivity

0.15 uV(Wide)/0.2 uV(Narrow)

Adjacent Channel Selectivity

≥65dB(Wide)/ ≥60 dB(Narrow)

Intermodulation

≥65dB

Spurious Rejection

≥60dB

Image Rejection

≥65dB

FM Ham And Noise

≤-45dB(Wide)/ ≤-40 dB(Narrow)

Modulation Type

16KOF3E/11 KOF3E

Operating Bandwidth

≤±7KHz/≤±5 KHz

AF Output @ 4 Ohms

0.5W

Audio Distortion

≤5%