10 KHz ? 30 MHz Mini Active Whip Antenna - BesCable Shortwave Antenna with Portable Cable for Radio Communication Amateur Shortwave Listening Ham Radio Antenna

10 KHz ? 30 MHz Mini Active Whip Antenna - BesCable Shortwave Antenna with Portable Cable for Radio Communication Amateur Shortwave Listening Ham Radio Antenna Specification:Item Type: Mini Active Whip Antenna Material: Plastic Color: As shown in the picture Power Supply: 9 - 15 v Consumption Current: 90mAh Output Resistance: 50ohms Weight: Approx.420g/14.8oz Package List:1 x 3 Meters Connecting Line1 x 6 Meters Connecting Line1 x Antenna Power1 x Mini Active Whip Antenna Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.1. When the reception effect is poor, you need to open the window or outdoor reception.2. Try to use away from electronic equipment to avoid electronic interference.3. The voltage regulator used requires a small ripple, when the noise is received, you can try to replace the power supply, you can first use dry batteries instead of voltage regulator.