Specification

P900

P840

P400-C1S

Frequency Range

902 to 928 MHz

840 to 845 MHz

410 to 480 MHz

Transmit Power (Software Adjustable)

100mW to 1W (20-30dBm)

Link Rate

Up to 276 kbps

Up to 345 kbps

Serial Baud Rate

Up to 230.4kbps asynchronous

300 bps to 230 kbps

Range

Up to 40 miles (60km)

Up to 60 miles (100 km)

Up to 60 miles (100 km)@19.2kbps

Spreading Method

Frequency Hopping Spread Spectrum (FHSS)

Frequency Hopping/Fixed Frequency, GMSK, 2GFSK, 4GFSK, QPSK

Frequency Hopping, GMSK, 2GFSK, 4GFSK, QPSK

Operating Modes

Mesh, Point-to-Point, Point-to-Multipoint, Store and Forward, Auto Routing, Self Healing, Packet Routing Modes

Point-to-Point, Point-to-Multipoint, store & Forward Repeater, Peer-to-Peer

Input Voltage

DC7~35V (4-position JST-GH)

C7~35V (4-position JST-GH)

Power Consumption

Sleep < 1mA dle 3.5mA Rx: 45mA to 98mA Tx : 1000mA to 1400mA

Sleep < 1mA Idle 20mA Rx: 45mA to 98mA Tx Peak: 2A

Error Detection

32 bits of CRC, ARQ

Weight

44g (without antenna) 71g (with antenna)

44g (without antenna) 67g (with antenna)

Rate (kbps)

Power (W)

Sensitivity (dBm)

Bandwidth (kHz)

Regulatory

56.0

1

-113

60.0

None*

115.2

1

-109

150.0

None*

172.8

1

-108

180.0

None*

230.4

1

-106

230.0

None*

276.4

1

-105

230.0

None*

345.0

1

-103

400.0

None*

Rate (kbps)

Power (W)

Sensitivity (dBm)

Bandwidth (kHz)

19.2

1

-116

25

56

1

-113

60

115.2

1

-109

150

172.8

1

-108

180

230.4

1

-106

230

276.4

1

-105

280

345

1

-103

400

Rate (kbps)

Sensitivity (dBm)

57.6

-114

115.2

-112

172.8

-109

230.4

-107

Specification

P400 Frequency 410 to 480 MHz (Frequency Hopping)

P840 Sensitivity (Frequency Hopping)

P900 Sensitivity (@10-4)