| Specification |
LT-84 |
Audio |
| Frequency Response |
20 Hz - 20 kHz (+/- 1 dB) Line Input63 Hz - 15 kHz (+/- 3 dB) System Specification (wireless end-to-end with LR-44) |
| Signal-to-Noise Ratio |
> 70 dB (SNR) Line Input> 60 dB (SNR) System Specification (wireless end-to-end with LR-44) |
| Microphone Input |
Two (2) 3.5 mm (0.14 in.) Tip/Sleeve connector, -30 dBu nominal input, +14 dB headroom, impedance 4.4k Ohms, 5 VDC bias supply |
| Total Harmonic Distortion |
< 0.1% (THD) Line Input< 2% (THD) System Specification (wireless end-to-end with LR-44) |
| Unbalanced Line Input |
Stereo/Mono Input. Two (2) Dual (RCA) Phono connectors, unbalanced, -10 dBu nominal input, +14 dB headroom, impedance 10k Ohms |
| Balanced Line Input |
Mono Input. Two (2) Phoenix Type connector, balanced, + 4 dBunominal input, +14 dB headroom, impedance 100k Ohms |
|
Controls |
| Power Switch |
Three (3) position switch - Power OFF, Power ON-Indicator Lights OFF, Power ON-Indicator Lights ON |
| Carrier Frequency Selection |
Two (2), four (4) position rotary switches (2.3 MHz, 2.8 MHz, 3.3 MHz, 3.8 MHz) |
| Level Control Knob |
Two (2) audio taper rotary potentiometer, counter-clockwise decreases input mix level, clockwise increases input mix level |
|
Indicators |
| Power Supply LED |
Green LED on in-line power supply indicates AC power is applied |
| Audio Level Indicators |
Two (2) Green LEDs, two (2) Red LEDs, Green LED indicates Audio presence and Red LED indicates peaks in the audio |
| RJ-45 Amber LED |
Solid Amber indicates carrier is present and IR is being transmitted |
| RJ-45 Green LED |
Solid Green indicates power is applied to unit, flashing indicates unit has entered power save mode |
|
RF |
| Carrier Frequencies |
2.3 MHz, 2.8 MHz, 3.3 MHz, 3.8 MHz, Selectable |
| Number of Channels |
Two (2) channels, Selectable carrier frequency |
| Frequency Accuracy |
+/- .005% stability 0 to 50 °C |
| Transmitter Stability |
50 PPM |
| Modulation |
FM Wideband, ±50kHz deviation max, 50 ?S pre-emphasis |
| Power Save Mode |
Carrier will shut off when no audio is present for 15 minutes on both channels to preserve radiator life |
| Expansion Link Output |
Two (2) RJ-45 connectors - Provides RF Signal and Power, CAT-5e cable 24 AWG, 100 ft. maximum cable length, two (2) LA-141s per output connector |
|
IR |
| Coverage Area |
2,787 m² (30,000 ft²) single channel with LR-4200-IR/LR-5200-IR receivers or 697 m² (7,500 ft²) single channel with LR-42/LR-44 receivers |
| IR Emitter Power |
1.49 W |
|
Power |
| Power Supply Input |
100-240 VAC, 50-60 Hz |
| Power Supply Output |
12 VDC, 4 A, 48 W |
| Power Supply Connector |
2.5 mm ID barrel connector, center positive |
| Power Output |
Two (2) RJ-45 connectors. providing Power and RF signal for up to two (2) LA-141 expansion radiators on each output |
| Power Supply Type |
In-line switching mode power supply, Listen part number LA-210 |
| Power Supply Line Cord |
IEC line cord, North America Type B (LT-84-01), Asia and UK Type G (LT-84-02), Euro Type C (LT-84-03), Australia Type I (LT-84-04) |
|
Physical |
| Color |
Black with White Silk Screening |
| Unit Weight with Power Supply |
1.8 lbs. (0.8 kg) |
| Shipping Weight |
3.4 lbs. (1.54 kg) |
| Mounting |
Can be mounted on a wall, ceiling, or table with provided hardware (screws and hollow wall anchors not provided). Optional LA-347 Wall Box Mounting Plate is available for mounting to a standard single gang electrical box. |
| Dimensions (H x W x D) |
1.5 x 10.7 x 4.1 in. (3.81 x 27.2 x 10.5 cm) |
| Unit Weight |
0.8 lbs. (0.4 kg) |
|
Environmental |
| Temperature - Operation |
14 °F (-10 °C) to +104 °F (40 °C) |
| Temperature - Storage |
-4 °F (-20 °C) to +122 °F (50 °C) |
| Relative Humidity |
0 to 95% relative humidity, non-condensing |
|
Compliance |
| Standards |
FCC part 15, ICS-03, CE, UL, CUL, C-Tick, CCC, PSE, KC, GS, RoHS, WEEE |
| Power Supply Compliance Marks |
CUL, UL, CE, CCC, C-Tick, KC, PSE, GS, FCC, RoHS |
|
