◆ SDR-216M
◆ Features
• UHelical Filter RF front end ensures high selectivity. • Excellent IF design delivers high image and spurious rejection. • Anti-interference Pilotone circuit. • RF noise squelch circuit. • RF Test function for manual channel scanning. • Squelch control accessible via front panel. • Power and volume control switch. • Balanced and unbalanced audio output. • 20-pin connection for easy installation.
◆ Specifications

Model	SDR-216M
Frequency Range	VHF High Band 160 - 260 MHz
Switching Bandwidth	10 MHz
Switchable Frequencies	16
Display Screen	LED
Oscillation Type	PLL Synthesized
Frequency Stability	±0.005%
Frequency Scan	—
Receiving Method	True Diversity
Sensitivity	-100 dBm at S/N ratio > 75 dB
Image Rejection	> 85 dB
Spurious Rejection	> 85 dB
S/N Ratio	> 110 dB
Peak Deviation	±40 KHz
T.H.D.	< 0.5%
Audio Outputs	Unbalanced: +4 dBm (1.25 V) / 5 KΩ Balanced:+10 dBm (2.5 V) / 600 Ω
Squelch	RF noise squelch & Pilotone squelch
Power Supply	DC 12V 500mA
Matched Transmitter	SQ-216,SQ-316 / SM-216,SM-316
Patent & Approvals	—

◆ R-300M
◆ Features
• UExcellent IF design delivers high image and spurious rejection. • Unbalanced audio output.
◆ Specifications

Model	R-300M
Frequency Range	VHF High Band 160 - 260 MHz
Switching Bandwidth	—
Switchable Frequencies	1
Display Screen	LED
Oscillation Type	Crystal locked fixed frequency
Frequency Stability	±0.005%
Frequency Scan	—
Receiving Method	Non-diversity
Sensitivity	-95 dBm at S/N ratio > 60 dB
Image Rejection	> 60 dB
Spurious Rejection	> 80 dB
S/N Ratio	> 100 dB
Peak Deviation	±15 KHz
T.H.D.	< 0.5%
Audio Outputs	Unbalanced: +4dBm (1.25V) / 5 KΩ?
Squelch	RF noise squelch
Power Supply	DC 12V 500mA
Matched Transmitter	Q-1002,M-1002
Patent & Approvals	—