TV Pro

Technical Information

Conversor TV Pro Technical Specifications

Transmitter

Housing:                                  Plastic. Matt black finish.

Dimensions:                            10.2cm (L) x 3.3cm (W) x 2.3cm (D)

Weight:                                    67 g.

VHF Frequencies:                   Channels between 216.0000 – 216.9999MHz

Channel Selection:                  PLL Synthesizer

Operating voltage:                  4.6V DC through standard mains connected PSU.

RF Power and Range:            <10mW ; Inside – 90 to 150 feet typical

Mic muting:                             Mic muted when line input is connected

Modulation:                             FM

Maximum Deviation:              +/- 15 kHz

Spurious Emission:                 Below maximum ETSI permitted limits

Frequency Stability:                < +/-5kHz (0-40 degrees Celsius)

Frequency Response:            +/- 3dB between 300Hz – 4kHz with resistive load

Line Input Sensitivity:              100mV RMS @ 10kohms, stereo mini-jack

Sensitivity:                               Soft-limited, two threshold levels line inputs.

Receiver

Housing:                                  Plastic. Matt black finish.

Dimensions:                            6.5cm (L) x 3.4cm (W) x 1.7cm (D)

Weight:                                    61 g.

VHF Frequencies:                   Channels between 216.0000 -216.9999 MHz

Channel Selection:                  PLL Synthesizer. Pro auto-tune (PRAT TM)

for class selection in school application

Squelch:                                  PSSS TM circuitry switches off audio and switches

on local microphone when there is no transmission

Receive Indicator:                   LED indication of received signal

Battery Type:                          Rechargeable Li-Ion cell

Charge life:                             10 hours approx operation. LED changes from green

to red as capacity drops to 25%

Charge Time:                          2hrs from full discharge, can be topped up, can be

used for 1 hr after a 15min charge.

Frequency Stability:                < +/-5kHz (0-40 degrees Celsius)

Frequency Response:            +/- 3dB between 300Hz – 4kHz with resistive load

Audio Output:                          3.5mm 3-pole (stereo) jack socket

Distortion:                                <5% at max volume (typical <1%)

S/N ratio:                                 > 50dB

Load Impedance:                    32 Ohms

Integral Inductive Loop:          Inductive field meets

BS 6083 Part 4 in appropriate mode