RS-70 Digital SWR / Watt Meter, Designed specifically for amateur radio enthusiasts, the R7-50 is easy to use and accurate, showing both forward waves / reflected waves / standing waves.

 

Main Features:

1. Forward / Reversed / VSWR ration in one push button.

2. LED backlit display for easy of reading.

3. Power Source: internal "AAA" batteries / external USB port.

4. Applicable rechargeable battery.

5. Micro USB-DC5V Ouput (do not include adapter).

6. Convenient control layout for ease of operation.

 

Specifications:

Frequency range: 1.6-60 MHz

Power range: 0-200 W ± 5%

Test functions: Fwd / Rev Power, SWR

Insertion loss: 0.3 dB or lower

Impedance: 50 ohm

Power source: "AAA" battery or a Micro USB port

Connector: SO239 "M" Type or "N" Type

Dimension: 70 W x 78 H x 30Dmm

Net weight: 220g (without batteries)

 

Measurement:

1. Apply transceiver output to "TX" and antenna or charge to "ANT".

2. "POWER" on for ready to use.

3. LCD display simultaneously show "Fwd / Rev Power and SWR".

4. For back = light, please switch "LIGHT" to "ON".

    no function in 30 seconds, the backlit will automatically off.

    Once PTT launched, the backlit will be back.

 

Battery installation:

1. Remove the black screw from the cover to open the back panel.

2. Install 2 pcs "AAA" batteries.

3. Can be used with alkaline or Ni-ca , Ni-Mh rechargeable battery.

4. This unit has no built-in charging circuitry.

5. Be sure to correct polarity of battery.

6. Remove the battery if the unit won't be used in long period.

 

Noted:

1. Can be use both alkaline battery (1.5 V) or rechargeable battery (1.2 V).

2. This unit has no built-in charging circuitry.

3. Be sure to switch off both "Power" and "Light" after use for saving battery power.

4. Accuracy: Over 5W: +/- 5 percent.

                     1W - 5W: for reference only.

 

Packing list:

1x RS-70 Digital SWR Watt Meter

1x User manual