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User Manual
Rev. 1.2 - 21/01/11
TEX2000LCD
7. Technical Specifications
TEX2000LCD
Parameters
Conditions
U.M.
Value
Notes
Frequency range
MHz
87.5 ÷ 108
Rated output power
W
2000
Continuously variable by software from 0 to maximum
Modulation type
Direct carrier frequency modulation
Operational Mode
Mono, Stereo, Multiplex
AC Supply Voltage
Mains input voltage range
VAC
230 ±15%
(*) Full range (**) Internal switch
DC Supply Voltage
Backup Input Voltage
VDC
AC Apparent Power Consumption
VA
2620
Active Power Consumption
W
2600
Input device
4 pushbutton
Display
Alphanumerical LCD - 2 x 16
Front panel width
mm
483
19" EIA rack
Front panel height
HE
3
Overall depth
mm
675
Ambient working temperature
°C
-10 to + 50
Whithout condensing
Frequency programmability
From software, with 10 kHz steps
Frequency stability
WT from -10°C to 50°C
ppm
±1
Modulation capability
kHz
150 Stereo, 180 Mono/MPX
Meets or exceeds all FCC and CCIR rules
Pre-emphasis mode
ȝ
S
0, 50 (CCIR), 75 (FCC)
selectable by rear panel dip switches
Spurious & harmonic suppression
dBc
<75 (80 typical)
Meets or exceeds all FCC and CCIR rules
Asynchronous AM S/N ratio
Referred to 100% AM, with no de-emphasis
dB
65 (typical 70)
Synchronous AM S/N ratio
Referred to 100% AM, FM deviation 75 kHz by 400Hz sine,
without de-emphasis
dB
50 (typical 60)
RMS @ ± 75 kHz peak, HPF 20Hz - LPF 23 kHz, 50
ȝ
S de-
emphasis
dB
> 78 (typical 83)
Qpk @ ± 75 kHz peak, CCIR weighted, 50
ȝ
S de-emphasis
dB
>70
Qpk @ ± 40 kHz peak, CCIR weighted, 50
ȝ
S de-emphasis
dB
>67
Frequency Response
30Hz ÷ 15kHz
dB
better than ± 0.5 dB (typical ± 0.2)
Total Harmonic Distortion
THD+N 30Hz ÷ 15kHz
%
< 0.1 (Typical 0.07%)
Intermodulation distortion
Measured with a 1 KHz and 1.3 KHz tones, 1:1ratio, at FM 75
kHz
%
< 0.02
Transient intermodulation distortion
Measured with a 3.18 kHz square wave and a 15 kHz sine wave
at 75 kHz FM
%
< 0.1 (typical 0.05)
Composite S/N FM Ratio
RMS @ ± 75 kHz peak, HPF 20Hz - no LPF, 50
ȝ
S de-emphasis
dB
> 78 (typical 83)
30Hz ÷ 53kHz
dB
± 0.2
53kHz ÷ 100kHz
dB
± 0.5
THD+N 30Hz ÷ 53kHz
%
< 0.1
THD+N 53kHz ÷ 100kHz
%
< 0.15
Intermodulation distortion
Measured with a 1 KHz and 1.3 KHz tones, 1:1, modulation at
FM 75 kHz
%
< 0.05
Transient intermodulation distortion
Measured with a 3.18 kHz square wave and a 15 kHz sine wave
at 75 kHz FM
%
< 0.1 (typical 0.05)
Stereo separation
30Hz ÷ 53kHz
dB
> 50 dB (typical 60)
RMS @ ± 75 kHz peak, HPF 20Hz - LPF 23 kHz, 50
ȝ
S de-
emphasis, L & R demodulated
dB
> 73 (75 typical)
Qpk @ ± 75 kHz peak, CCIR weighted, 50
ȝ
S de-emphasis, L & R
demodulated
dB
> 65 dB
Qpk @ ± 40 kHz peak, CCIR weighted, 50
ȝ
S de-emphasis, L & R
demodulated
dB
> 58 dB
Frequency Response
30Hz ÷ 15kHz
dB
± 0.5
Total Harmonic Distortion
THD+N 30Hz ÷ 15kHz
%
< 0.05
Intermodulation distortion
Measured with 1 KHz and 1.3 KHz tones, 1:1 ratio, modulation
at FM 75 kHz
%
Ł
0.03
Transient intermodulation distortion
Measured with a 3.18 kHz square wave and a 15 kHz sine wave
at 75 kHz FM
%
< 0.1 (typical 0.05)
Stereo separation
dB
> 50 (typical 55)
Main / Sub Ratio
30Hz ÷ 15kHz
dB
> 40 (typical 45)
Frequency response
40kHz ÷ 100kHz
dB
± 0.5
RMS, ref @ ± 75 kHz peak, no HPF/LPF, 0
ȝ
S de-emphasis, with
67 kHz tone on SCA input @ 7,5kHz FM deviation
dB
> 75 (typical 78 )
RMS, ref @ ± 75 kHz peak, no HPF/LPF, 0
ȝ
S de-emphasis, with
92 kHz tone on SCA input @ 7,5kHz FM deviation
dB
> 78 (typical 80 )
Connector
XLR F
Type
balanced or externally unbalanced
Impedance
Ohm
10 k or 600
Selectable by rear panel dip switches
dBu
-13 to +13
continuosly variable
dB
dB
Connector
XLR F
Type
balanced or externally unbalanced
Impedance
Ohm
10 k or 600
Selectable by rear panel dip switches
dBu
-13 to +13
continuosly variable
dB
dB
Connector
BNC
Type
unbalanced
Impedance
Ohm
10 k or 50
Selectable by rear panel dip switches
dBu
*-13 to +13
for 75 KHz FM, externally adjustable
dB
dB
Connector
2 x BNC
Type
unbalanced
Impedance
Ohm
10 k
dBu
*-8 to +13
for 7,5 KHz FM, externally adjustable
dB
dB
Connector
7/16"flange type
Impedance
Ohm
50
Connector
BNC
Impedance
Ohm
50
Output Level
dB
approx. -60
Referred to the RF output
Connector
BNC
For RDS and isofrequency synchronizing purpose
Impedance
Ohm
>5 k
Output Level
Vpp
1
Connector
Impedance
Ohm
Output Level
dBu
Interlock
Connector
2 x BNC
Input and output for remote power inhibition (short is RF
off)
Ext ref. 10 MHz
Connector
SMA
RS232 Serial Interface
Connector
DB9 F (**)
(**) DCE for optional PC telemetry SW
Service
Connector
DB9 F
Factory reserved for firmware program
I
2
Cbus
Connector
DB9 F
I2Cbus communication for optional telemetry
Modem
Connector
DB9 F
Optional telemetry modem RS232
RS485 Serial Interface
Connector
Remote Interface
Connector
DB15F
IIC + 5 analog / digital inputs, 5 analog / digital outputs
Telemetry Interface
Connector
GENERALS
OUTPUTS
AUDIO INPUTS
SCA OPERATION
STEREO OPERATION
Crosstalk to main or to stereo channel
Mono balanced/Left
S/N FM Ratio
Frequency Response
Phisical Dimensions
Total Harmonic Distortion
Stereo S/N FM Ratio
Right
AUXILIARY CONNECTIONS
MONO OPERATION
Input Level /Adjust
Input Level
Input Level / Adjust
Input Level / Adjust
MPX unbalanced/RDS
SCA/RDS
MPX OPERATION
RF Monitor
MPX Monitor
RF Output
Pilot output
