GDAMP-055 trunk amplifier

(LEA-FA-550/860/750/1000)

 Features

  • 550/750/860/1000MHz different frequency range available.

  • -20dB directional coupler test points.

  • 5-42 or 55 or 65MHz reverse path.

  • Plug-in equalizers.

  • Test points for each reverse path.

  • Heavy duty aluminum die-casting housing for good RFI and heat sinking.

  • High efficiency wide operating range (30~90VAC) switching power supply.

  • Use push-pull hybrid module.

Consultation hotline：0755-27091915

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Parameter

Place of Origin:Guangdong,China
Model Number:GDAMP-055-2(LEA-FA-550/860/750/1000)
                          Model Specifications            
LEA-FA-550
LEA-FA-750
LEA-FA-860
LEA-FA-1000
Test Conditions
RETURN PATH
FREQ RANGE
5-42MHz &55MHz &65 MHz
GAIN
22dB TYP，20dB Min
5-42MHz/55MHz/65MHz
RETURN LOSS
14dB TYP，12dB Min
5-42MHz/55MHz/65MHz
ISOLATION(IN TO IN)
22dB TYP，20dB Min
5-42MHz/55MHz/65MHz
GAIN CONTROL RANGE
20dB TYP，18dB Min
5-42MHz/55MHz/65MHz
INPUT LEVEL
107dBuV TYP，104dBuV Min
AT 36MHz INPUT
GAIN FLATNESS
±0.5dB Max
NORMALIZED W/O dB SLOPE
COMPOSITE SECOND ORDER (CSO)
-80dBc
6 NTSC CHANNEL LOADING
COMPOSITE TRIPLE BEAT (CTB)
-85dBc
6 NTSC CHANNEL LOADING
CROSS MODULATION (XMOD)
-76dBc
6 NTSC CHANNEL LOADING
FORWARD PATH
FREQ. RANGE
550MHz
750MHz
860MHz
1000MHz
MINI FULL GAIN
29dB TYP，28dB Min
@54MHz
35dB TYP，34dB Min
@550/750/860/1000MHz
TILT
7dB TYP，5dB Min
@54MHz
FLATNESS
±1dB TYP，2dB Max
@54-550/750/860/1000
RELATIVE TO TILT
ISOLATION(OUT TO OUT)
25dB TYP，20dB Min
54-550/750/860/1000MHz
OPERATION GAIN
WITHOUT ALSC
35dB TYP,33dB Min
@550/750/860/1000MHz
WITH ALSC
27dB TYP,25dB Min
@550/750/860/1000MHz
GAIN CONTROL
20dB TYP,18dB Min
@54-550/750/860/1000
ADJUSTABLE
INPUT LEVEL
104dBuV TYP,102dBμV Max
AT 61.25MHz INPUT
COMPOSITE SECOND ORDER (CSO)
-58dBc
-56dBc
-54dBc
-56dBc
COMPOSITE TRIPLE BEAT (CTB)
-58dBc
-53dBc
-48dBc
-55dBc
CROSS MODULATION (XMOD)
-60dBc
-50dBc
-48dBc
-54dBc
HUM. MODULATION
-70dBc
-70dBc
-70dBc
-65dBc
NOISE FIGURE(ONLY AMP)
5.5dB TYP,6dB Max
54-      550/750/860/1000MHz
RETURN LOSS IN/OUT
14dB TYP,12dB Min
54-550/750/860/1000MHz
CURRENT CONSUMPTION
1250mA
INCLUDING ALSC 60mA
I/O TEST PORTS
-20±3dB
INPUT&OUTPUT
POWER CONSUMPTION&
@35-90 VDC 30~90VAC/47~63MHz
REQUIRMENT
SQUARE OR SINUSOIDAL WAVE
SWITCHING POWER SUPPLY OUTPUT
1.5A@24VDC
IMPEDANCE
75 ohm
OPERATING TEMPERATURE
-40℃~+60℃
AC THROUGH CURRENT
15A Max

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