SF401 Plus Portable Handheld Frequency Counter for Walkie Talkie, Frequency: 27MHz-3000MHz

The SF401 Plus Portable Handheld Frequency Counter measures the frequency of continuous carrier signals from walkie-talkies. It is designed for counting continuous wave signals from two-way radios.

• Frequency range: 27MHz-3000MHz
• Measures frequency of continuous carrier signals
• Signal strength indicator
• Easy range selection covering most two-way radio frequencies
• Four-button control for all functions
• Portable size for easy carrying
• Works by TCXO (crystal) Osc. 2~2.5ppm
• Use for VHF/UHF walkie-talkies
• Auto power off after 1-9 minutes
• Frequency response time: 0.2-0.5s (CTCSS/CDCSS>0.5-1s)
• 240*320 pixel color LCD
• Digital select digi0.000 or 0.0000