UHF 512 – 541.7 MHZ HANDHELD WIRELESS SYSTEM
The EKJ&M is a UHF quartz locked controlled Wireless Microphone System providing a reliable and high quality signal transmission.
EKJ&M features 3 units: EKJ&M Handheld transmitter, EKJ&M compact “connector sized” receiver and USB to USB-C charging cable.
16 channels frequencies (50 channels EKJ&MA model) are available, allowing the possibility to use the apparatus with other wireless equipment.
- UHF 512 – 541,7 MHz frequency band
- Quartz locked modulation mode
- Up to 30 meters range
- Built in 3.7V/500mA lithium battery
- 5V USB charging cable included
- Up to 5 hours autonomy
- Up to 6 systems usable in the same location
TECHNICAL SPECIFICATIONS
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EKJ&M – UHF PLL 16 Channel Transmitter
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RF Channels
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16 frequency presets
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RF Frequency Band
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UHF: 863-865 MHz
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RF Frequency Stability
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±0,002%
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RF Oscillation Mode
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Quartz locked
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RF Modulation Type
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Wideband FM Stereo
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RF Output Power
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10mW
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Sub-harmonic
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< 40 dB
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Operating current
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130 mA
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Operating Time
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5 to 8 hrs (depending on volume level)
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Operating Power Supply
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3.7 V / 500 mA - built-in Lithium battery
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Charging mode
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USB charging 5V – type C connector
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Charging time
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5 hours
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Weight
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0.30 Kg
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EKJ&M –UHF PLL 16 Channels Receiver
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RF Channels
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16 frequency presets
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RF Frequency Band
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UHF: 863-865 MHz
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RF Frequency Stability
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±0,005%
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RF Oscillation Mode
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Quartz locked
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RF Modulation Type
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Wideband FM Stereo
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RF Receiving Sensitivity
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< -98 dBm
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RF Receiving range
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15 to 30 meters depending on used band conditions
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Audio dynamic range
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106 dBm
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THD Distortion
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< 0.5%
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S/N Ratio
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> 102 dBA
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Audio output connector
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6.3 mm Mono Jack
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Output Power Max (continuous)
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400 mW
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Operating current
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80 mA
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Operating Time
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5 hours
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Operating Power Supply
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3.7 V / 500 mA - built-in Lithium battery
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Charging mode
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USB charging 5V – type C connector
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Charging time
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3 hours
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Weight
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0.05 Kg
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EKJ&MA – UHF PLL 50 Channel Transmitter
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RF Channels
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50 frequency presets
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RF Frequency Band
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UHF: 512 – 541,7 MHz
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RF Frequency Stability
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±0,002%
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|
RF Oscillation Mode
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Quartz locked
|
|
RF Modulation Type
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Wideband FM Stereo
|
|
RF Output Power
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10mW
|
|
Sub-harmonic
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< 40 dB
|
|
Operating current
|
130 mA
|
|
Operating Time
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5 to 8 hrs (depending on volume level)
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|
Operating Power Supply
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3.7 V / 500 mA - built-in Lithium battery
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Charging mode
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USB charging 5V – type C connector
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Charging time
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5 hours
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Weight
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0.30 Kg
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EKJ&MA –UHF PLL 50 Channels Receiver
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RF Channels
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50 frequency presets
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RF Frequency Band
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UHF: 512 – 541,7 MHz
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|
RF Frequency Stability
|
±0,005%
|
|
RF Oscillation Mode
|
Quartz locked
|
|
RF Modulation Type
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Wideband FM Stereo
|
|
RF Receiving Sensitivity
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< -98 dBm
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|
RF Receiving range
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15 to 30 meters depending on used band conditions
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|
Audio dynamic range
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106 dBm
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|
THD Distortion
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< 0.5%
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|
S/N Ratio
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> 102 dBA
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Audio output connector
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6.3 mm Mono Jack
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Output Power Max (continuous)
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400 mW
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Operating current
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80 mA
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Operating Time
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5 hours
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Operating Power Supply
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3.7 V / 500 mA - built-in Lithium battery
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Charging mode
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USB charging 5V – type C connector
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Charging time
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3 hours
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Weight
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0.05 Kg
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