1. Manuals
  2. Brands
  3. Lem Elettronica Manuals
  4. Signal Processors
  5. DSP40PRO+
  6. Manual

Lem Elettronica DSP40PRO+ Manual

Digital signal processor
Hide thumbs Also See for DSP40PRO+:
Table of Contents

Advertisement

Quick Links

Download this manual
DSP40
Digital Signal Processor
TV Terrestrial programmable amplifier
Total output level max 126dBµV
50dB digital filters on adjacent channels
Single filter selectable mode Standard/Narrow/Wide
Channel to channel conversion
Manual filter level adjustment (1)
Filter frequency OFF-SET adjustment (1)
UHF inputs Lte 700 filter with SAW technology
Dual-stage input amplifiers
Wide band AUX (40... 860MHz) input
DAB filter 174... 230MHz
Automatic Channel search from all inputs
Manual programming from display and APP
(1) Function only accessible with smartphone
programming.
TECHNICAL SPECIFICATIONS
NUMBER OF INPUTS
INPUTS FREQUENCY RANGE
SINGLE CHANNEL FILTERS
NUMBER OF CHANNEL PER FILTERS
INPUT LEVEL RANGES
FILTERS SELECTIVITY
AUTOMATIC CONTROL GAIN RANGE
VHF/UHF INPUTS AMPLIFIER GAIN
FM GAIN
AUX GAIN
VHF GAIN
UHF GAIN
SELECTABLE FILTERS BANDWIDTH
OUTPUT LEVEL RANGE
FILTER LEVEL ADJUSTER
FILTER OFFSET ADJUSTER
UHF ADJUSTABLE SLOPE
VHF ADJUSTABLE OUTPUT
MAX TOTAL VHF-UHF OUTPUT LEVEL
INPUTS REMOTE POWER
RETURN LOSS IN/OUT
TEST OUTPUT
AMPLIFIER POWERING
MAX AMPLIFIER CONSUMPTION
MAX AMPLIFIER CONSUMPTION + REMOTE POWER
OPERATING TEMPERATURE
DIMENSIONS
+
PRO
DSP 40PRO+
.
USB
AUTO
TUNING
LEM USB
6
1 FM; 2 UHF; 1 VHF/UHF; 1 DAB/UHF ; 1 AUX
MHz
BIII/DAB 170... 240 / UHF 470... 694/862
dBµV
FM 35... 90 - BIII/DAB 40... 110 - UHF 40... 110
dB
dB
dB
dB
dB
dB
AUTO - NARROW/STANDARD/WIDE
dBµV
dB
KHz
dB
dB
dBμV
dB
100...240VAC 50/60Hz (External power supply 15VDC / 1,25A)
W
W
°C
mm
DC
DC
DC
1
2
3
DSP40
UHF
UHF
VHF/UHF
.
Digital Signal Processor
INPUT
TEST
40-860MHz
-30dB
FM
RED
COMPLIANT
FM (40... 108) AUX (40... 862)
32
1
>50 (Adjacent channels)
40 dB
0 / +15 / +30
45 (Adjustable 0... -30dB)
40 (Adjustable 0... -20dB)
60
75
99... 119
-5... +5 (1dB step)
-500... +500 (125KHz steps)
0... -5
0... 10 (1 dB step)
126 DIN 45004B
12V / 24V 100 mA
>12
1 (-30 dB)
10,50
12,50
-5... 50
192 x 217 x 37
DC
4
UHF/DAB
DC15V
PRO+
USER GUIDE
MATV
OUT
WARRANTY
YEARS

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the DSP40PRO+ and is the answer not in the manual?

Questions and answers

Related Manuals for Lem Elettronica DSP40PRO+

Summary of Contents for Lem Elettronica DSP40PRO+

  • Page 1 DSP40 Digital Signal Processor TV Terrestrial programmable amplifier Total output level max 126dBµV 50dB digital filters on adjacent channels Single filter selectable mode Standard/Narrow/Wide Channel to channel conversion Manual filter level adjustment (1) Filter frequency OFF-SET adjustment (1) UHF inputs Lte 700 filter with SAW technology DSP40 VHF/UHF UHF/DAB...
  • Page 3 Product icons description The DSP40pro+ amplifier is covered by an extended 5-year warranty from the date WARRANTY YEARS of manufacture. The UHF inputs are protected by SAW technology filters against 5G and 4G Lte interference. The DSP40pro+ amplifier can also be programmed via a free graphic application available for Android OS.

  • Page 4: Installation Warnings

    Installation warnings - Use only the supplied power supply unit. - To ensure adequate cooling and ventilation, the DSP40pro+ control unit and power supply unit must be securely fixed to a vertical wall. - To avoid the risk of fire or electrocution, do not expose the products to rain or moisture. - Products must not come into contact with water or be wetted by liquids.

  • Page 5: Application Examples

    Application examples DSP40 VHF/UHF UHF/DAB DC15V PRO+ DSP 40PRO+ Digital Signal Processor USER GUIDE INPUT TEST MATV 40-860MHz -30dB Test MATV LNB POWER LNB POWER LNB POWER LNB POWER LNB POWER LNB POWER TUNER LOCK TUNER LOCK TUNER LOCK TUNER LOCK TUNER LOCK TUNER LOCK POWER ON...

  • Page 6: Device Programming

    Device Programming The DSP40pro+ programmable amplifier can be configured in two different ways: 1) using the display and navigation keys integrated into the control unit. 2) using the LEM USB application for Android smart phones, which can be downloaded free of charge from the Google Play Store. Description of display use - To activate the display, briefly press the ⏎...

  • Page 7: Remote Power Supply

    Automatic Channel Programming To speed up the programming process, you can use the AUTO-TUNING function. When this function is activated, the DSP40pro+ amplifier will automatically scan the inputs (1; 2; 3; 4) and store only DVB-T/T2 signals with a level equal to or higher than the THRES threshold (factory setting 55dBµV).

  • Page 8: Manual Programming

    Manual Programming INPUTS menu - Remote power supply (0/12/24VDC) - Input amplifiers (OFF - MID - HIGH) - Select filters/channels and carry out conversions - Assign the most suitable filter type (NARROW - STANDARD - WIDE) - Display the input level of a received signal (Channel) OUTPUT menu - Output level - UHF Slope...

  • Page 9: Menu Description

    Menu description To start manual programming, select MAN using the ∇ key and T U N I N G press ⏎. A U TO M A N INGRESSO (1) UHF To set input parameters (1) press ⏎. I N ( 1 ) U H F TELEALIMENTAZIONE To enable remote feed from input (1) press ⏎...
  • Page 10 FILTER BANDWITDH To manually assign a filter bandwidth press ⏎ again and use the ∇ ∆ > 2 1 - > 2 1 S 0 6 5 keys to choose the most suitable filter. A D D 1 C H FILTER DESCRIPTION USE SUGGESTION...

  • Page 11: Output Level

    INPUT (5) FM Input (5) is dedicated to the FM radio band. To adjust the input I N ( 5 ) attenuation press ⏎ and use the ∇ ∆ keys to set the desired level. I N ( 5 ) >...
  • Page 12 ADVANCED SETTINGS A D VA N C E D PROTECTION PASSWORD Select PASSW, press ⏎ and use the ∇ ∆ keys to choose the A D VA N C E D numerical value of the first digit on the right and confirm with >...
  • Page 13 MONITOR FUNCTION Activation of the MONITOR function, a continuous cyclic FA S T: O F F check of all the programmed filters, disabling those that are > M O N I TO R : O F F not affected by the transmission of a channel. The switch- off threshold is set by the THRES value described in the THRESHOLD LEVEL function.
  • Page 14 Android SmartPhone Programming Requirements The DSP40pro+ can also be programmed by the LEM USB App available for Android smartphones, which can be downloaded free of charge from the Google Play portal. To check whether your device’s USB port supports OTG (On The Go) mode, please refer to the user manuals of your smartphone/tablet, failing which you can check OTG compatibility with a free APP called USB OTG Checker that can be downloaded from the Google Play portal.
  • Page 16 Label with serial and tracking data Model Serial # Manuf. Manuf. Week Year Rel. Rel. LEM ELETTRONICA srl Via Grezze, 38 - 25015 Desenzano d/G Italy Tel. +39 0309120006 info@lemelettronica.it...

Table of Contents