Preliminary Specifications… (Using standard LPC501 Coupler)
General
Power Range… 0.1 W to 3 KW PEP / 1500W average power
Absolute Power Accuracy… Better than 3% at 7 MHz, NIST traceable
< 0.1 dB variation from 1.8 to 30 MHz, slightly lower on 6m
Reduced accuracy below 5W
SWR Range… 1.00 to 9.99
SWR Accuracy… Within 5%, 1.8 to 30 MHz, slightly worse on 6m.
Bar Graph Resolution... 600 steps for Each Range, Manual or Auto-Ranging
Directivity… >30 dB, 1.8 to 54 MHz.
Return Loss … >40 dB, 1.8 to 54 MHz.
Number of Channels… 8 simultaneous (FWD & REF power for 4 couplers)
A/D Converter 16-bit / 200ksps, with 2X to 16X oversampling.
DAC Resolution… 18-bit, 96 dB SNR
Screen Update… 5 Hz to 25 Hz, depending on mode, sweep/span setting.
Sampling Rate… 3 ksps to 25 ksps, depending on mode, sweep/span setting.
Display Resolution 800 x 480 pixels (WVGA)
Display Type TFT with White LED Backlight
Display Size LP-500: 5" Diagonal, LP700: 7" Diagonal
Test Tone Output… 250 ohms, 500mV RMS, unbalanced, 0.01% THD
Power Requirements… 12-16VDC @ 800 mA maximum
Size… LP-500: 8.125"W x 6.1"D x 4.38"H (20.6cm x 15.5cm x 11.1cm)
LP-700: 10.125"W x 6.1"D x 5.63"H (25.7cm x 15.5cm x 14.3cm)
Scope
Sweep Rate … 1.0 to 20.0 ms/division in 0.1 ms steps
5 Factory Presets and 3 User Adjustable Presets
Display Modes … 6, including 3 split screens
Trigger Modes … 5
AM Modulation % … 0 to 150 positive, 0 to 100 negative.
Cursors … 2, measuring peak voltage and time (ms)
Markers... 2, adjustable to show preset power limits
Spectrum
Frequency Spans... 2.5, 5.0 & 10.0 kHz, w/linear or log scaling
Span Multiplier... 5x (500 & 1000 Hz, linear)
RBW… 1 to 20 Hz, depending on span
Averaging… 2X to 16X
Reference Level… +45, +55, +65 dBm Full Scale
ADC Dynamic Range… > 90 dB
Coupler Dynamic Range... Up to 80 dB, depending on modulation type
Cursors … 2, measuring peak power (dBm) and frequency (Hz)
Marker... 1, adjustable to show preset power limit
LPC502 Coupler
Power Range… 5 KW PEP / 2500W average
Flatness… < 0.1 dB variation from 1.8 to 30 MHz, slightly lower on 6m
LPC503 Coupler
Power Range… 10 KW PEP / 5KW average power
Flatness… < 0.1 dB variation from 1.8 to 30 MHz
Warranty
LP-500 is warranted against failure due to defects in materials and workmanship for two years from the date of purchase from TelePost Inc. Warranty
does not cover damage caused by abuse, accident, improper or abnormal usage, improper installation, alteration, lightning or other incidence of
excessive voltage or current.
If failure occurs within the warranty period, return the LP-500 to TelePost Inc. at your shipping expense. The device will be repaired or replaced, at our
option, without charge, and returned to you at our shipping expense. Repaired or replaced items are warranted for the remainder of the original warranty
period. )
TelePost Inc. shall have no liability or responsibility to customer or any other person or entity with respect to any liability, loss or damage caused directly
or indirectly by use or performance of the product or arising out of any breach of this warranty, including, but not limited to, any damages resulting from
inconvenience, loss of time, data, property, revenue or profit, or any indirect, special incidental, or consequential damages, even if TelePost Inc. has
been advised of such damages.
Under no circumstances is TelePost Inc. liable for damage to your amateur radio equipment resulting from use of the LP-500, whether in
accordance with the instructions in this Manual or otherwise.
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