Recommended radio configuration

Zenith UHF Base – Rover configuration

  • This table provides the recommended configuration for Zenith GNSS smart antennas.

Settings

Base (TRU35) Zenith Manager

Rover (Zenith) X-PAD Ultimate

Frequency*

410-470 MHz

Same as base

Protocol

SATEL 3AS

Satel 3AS / Satel 4FSK

Radio air interface rate / Channel spacing

9600 (12.5 kHz) or 19200 (25 kHz)

Same as base

Forward Error Correction (FEC)

On or Off

Same as base

Emissive power*

Low (10 W) or High (30 W)

n/a

Baud rate

115200

With Zenith15/25 base set 19200

n/a

*Frequency and output power must follow national laws and regulations.


General compatibility overview

  • The below table shows the compatibility between the TRU35 external radio and the radio used on GeoMax rover GNSS receivers.

TRU35

Satel TR4+ (Zenith16/60/60PRO)

TRM101 (Zenith55)

Microhard (Zenith15/25)

Protocol

FEC

Protocol

FEC

Protocol

FEC

Protocol

FEC

SATEL 3AS

On/Off

SATEL 4FSK

On/Off

SATEL 4FSK

On/Off

-

-

PCC-4FSK

On

Pacific Crest 4FSK

On

Pacific Crest 4FSK

On

-

-

PCC-GMSK

On

Pacific Crest GMSK

On

Pacific Crest GMSK

On

-

-

TRIMTALK (P)

Off

TRIMTALK GMSK 450S (P)

Off

TRIMTALK GMSK 450S (P)

Off

TRIMTALK (P)

Off