TOPTEK PA-100U-5 Instruction Manual Download Page 6

Tentative release: 2016-06-21 

 
 
[5] 

RX PREAMPLIFIER ON/OFF

 

 
 

Button toggless receiver preamplifier on or off. 

 
[6] 

MULTI-FUNCTION DIGITAL METER

 

 
 

-Normally, meter displays measured parameter value. In SSB mode, meter works in PEP 

 

measurement mode, offering fast rise times and sluggish decay. 

 
 

-If value cannot be measured, due to insufficient level (happens to SWR), 

 

„---” is dispalyed. 

 
 

-If value cannot be measured, due to excessive level (happens to PWR IN) 

 

„---” is displayed and flashing. 

 
 

-Immediately after switching from STANDBY to ON (button [1]), meter animates (scrolls) 

 

the information about RF power and center frequency: „Po.100 Fr.430-460” 

 

 

[7] 

WARNING LEDs

 

 
 

OVERDRIVE

 

Indicates excessive drive power (>8W**) 

 

HIGH SWR

   

Indicates excessive SWR. Depending on actual SWR value, 

 

 

 

 

TX mode will be denied or allowed with limited output power. 

 

DC VOLT

 

 

Indicates DC voltage being outside operating range   

 

 

 

 

(10.5V** to 14.5V**). TX mode will be denied. 

 

TEMP. 

 

Indicates excessive chassis temperature (T>60** deg.). TX will be 

 

 

 

 

denied. 

 

OTHERS

 

 

Indicates other abnormal conditions, such as attempt to operate as 

 

 

 

 

signifficantly lower frequency (connecting VHF transceiver),final 

                                                stage gain being too low, others. TX mode will be denied. 
 
 
 
 
 
(**) 

Thresholds are programmed at the factory and may be changed without notice. 

Summary of Contents for PA-100U-5

Page 1: ...Tentative release 2016 06 21 Instruction Manual UHF 450MHz Band 100W Power Amplifier Model PA 100U 5 TOPTEK ...

Page 2: ...of band signals is included Multi function digital meter allows instant verification of Output RF power Input RF power antenna SWR DC supply voltage and chassis temperature Multipath Automatic Level Control ALC provides reliable output power control and amplifier damage protection Output power is selectable between 4 available pre programmed levels Multiple protection features enhance system relia...

Page 3: ...aximum 8 Watt Exceeding maximum limit will trigger OVERDRIVE protection PA operation will be denied Recommended 2Watt Pin 5 Watt RF input power PA not active bypass Maximum 50 Watt 50 duty cycle DC supply voltage Minimum 10 5 V Maximum 14 5 V Outside above limits PA operation will be denied Recommended 13 6 V DC supply current during transmission Maximum 24 Amp Typical f 450 MHz LOW 9 5 Amp MEDIUM...

Page 4: ...e release 2016 06 21 Bypass mode insertion loss typ 1 dB RX preamplifier gain typ 10 dB 450 MHz RX preamplifier noise fig typ 3 5 dB 450 MHz RF connectors type N 50 Dimensions 183 W 78 H 280 D mm Weight 2 8 Kgs ...

Page 5: ...nt Watt SWR Load SWR measurement Unitless DC VOLT DC voltage measurement Volts TEMP Chassis temperature measurement Degrees Celsius 3 POWER LEVEL SELECTION Button toggles between various power levels LOW Pmax 25Watt MEDIUM Pmax 50Watt HIGH Pmax 100Watt SUPER 100Watt Pmax appr 120Watt 4 BOOSTER MODE SELECTION Button toggles between 3 modes of power amplifier operation IDLE READY and SSB LEDs are bl...

Page 6: ...eter animates scrolls the information about RF power and center frequency Po 100 Fr 430 460 7 WARNING LEDs OVERDRIVE Indicates excessive drive power 8W HIGH SWR Indicates excessive SWR Depending on actual SWR value TX mode will be denied or allowed with limited output power DC VOLT Indicates DC voltage being outside operating range 10 5V to 14 5V TX mode will be denied TEMP Indicates excessive cha...

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