JTS R-4 Instruction Manual
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JTS R-4 Instruction Manual

Diversity wireless microphone system
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5
Notes for System Operations
7
Uhf Pll Handheld Transmitter
30
Installing Transmitter
33
Operation
Table of Contents
PROFESSIONAL CO., LTD
www.jts.com.tw
59508-085-01

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  Summary of Contents for JTS R-4

  • Page 1 PROFESSIONAL CO., LTD www.jts.com.tw 59508-085-01...
  • Page 2 UF-20TB G: 1 C: 11 633.875 MHz IDoff -12dB UHF PLL Transmitter Instruction Manual UHF PLL With JTS 2.4G RF Synchronizing Technology...
  • Page 3 5. JTS will provide service free of charge while the warranty is still valid. However, A fee for parts and/or service may be charged for the following: a.
  • Page 4 Contents 1. Notes for system operations 2. Features 3. Specifications 3-1 UHF PLL 4-channel / 2-channel, diversity receiver 3-2 UHF PLL handheld transmitter 3-3 UHF PLL body-pack transmitter 3-4 Optional Condenser Microphon 4. Parts 4-1 UHF PLL 4-channel / 2-channel, diversity receiver // 4-2 UHF PLL handheld transmitter // 4-3 UHF PLL handheld transmitter// 4-4 UHF PLL body-pack transmitter //...

  • Page 5: Notes For System Operations

    • User-defined groups provided • Automatic scan • Provided with antenna booster power • JTS patent: the latest RF allows the transmission of not only frequency, but also data such as sensitivity, low cut, transmission power and key lock to the transmitter.

  • Page 6: Specifications

    3.Specifications 3-1 UHF PLL 4-channel / 2-channel, diversity receiver Model Frequency oscillation Phase-locked loop, PLL Carrier frequency 470~960 MHz No. of channels 4 channels 2 channels Channel pairing Diversity antenna diversity Bandwidth 36MHz Signal/noise ratio >106dB(A) Total harmonic <0.5%@1KHz distortion Receiving sensitivity -95dBm，S/N>80dB Mirror rejection ratio...

  • Page 7: Uhf Pll Handheld Transmitter

    3-2 UHF PLL handheld transmitter Model Frequency oscillation Phase-locked loop, PLL Carrier frequency 470~960MHz Bandwidth 108MHz as per local regulation Paring RF Remoset RF power output 10mW/50mW(as per local regulation) RF stability <±10KHz＠Fc Modulation frequency ±48KHz deviation Spurious Emissions <-50dBc Group, channels, frequency, mute, auto off, input LCD display level attenuation, sensitivity adjustment, power...
  • Page 8 Audio frequency 50KHz~18KHz response Interchangeable Capsule Module Battery AA Alkaline battery x 2 / rechargeable battery x 2 Charger CH-2,CH-8 Dimensions 35.5mm L x 50mm W x 253mm H Specifications provided above may be slightly Remark different from the product without further notice.

  • Page 9: Uhf Pll Body-Pack Transmitter

    3-3 UHF PLL body-pack transmitter Model Frequency oscillation Phase-locked loop, PLL Carrier frequency 470~960MHz Bandwidth 108MHz as per local regulation Paring RF Remoset RF power output 10mW/50mW(as per local regulation) RF stability <±10KHz Modulation frequency ±48KHz (Peak) deviation Spurious Emissions <-50dBc Group, channels, frequency, mute, auto off, input level LCD display...
  • Page 10 Model oscillation PLL Synthesized Control Frequency UHF 470~960 MHz Carrier frequency 108MHz as per local regulation Bandwidth Low / High power outputs <±10KHz stability Modulation ±48KHz (Peak) frequency deviation Aluminium alloy Chassis Group, Channel, Frequency, Battery Status, GAIN Adjust Lcd display Power ON/OFF, AF Level, Frequency (Up/Down), Lock-on Controls Mode, REMOSET ID, RF Output Adjust...
  • Page 11 3-4 Optional Condenser microphone Lavaliere microphone Model CM-501 CM-201i CM-125i Output 4-pin mini XLR connector Frequency 100~15,000 Hz 60~15,000 Hz 50~18,000 Hz response Cardioid Omni-directionality Directionality directionality Sensitivity -60 ± 3dB -60 ± 3dB -53 ± 3dB Output 2.2K Ω 4.4K Ω...
  • Page 12 Model CM-235i CX-504 Output 4P-pin mini XLR connector 3P Mini XLR/3.5 ste- Output connector reo plug/4P Hirose (optional) jack Frequency 50~18,000 Hz 30~18,000 Hz response Omni-directionality Cardioid Directionality directionality Sensitivity -53 ± 3dB -68 ± 3dB Output 1.8kΩ 680Ω impedance Max.
  • Page 13 LCD to turn off. EXIT：Push exit to cancel a selection or exit from the current menu when R-4/2 is in the ''setting menu.'' Rotary Switch：when in the ''function menu,'' turn the switch to select the desired function; push the switch (or SETUP) to enter the selection and spin the switch to select the setting.
  • Page 14 REMOSET：When the receiver setting is done, push transmit the setting data to the handheld or body-pack transmitter. LCD display：See ''Receiver LCD display instructions.'' AF: indicates the current strength of audio frequency signals. RF: indicates the current strength of radio frequency signals. Key lock: push and hold for 2 seconds to lock all keys, and again to unlock.
  • Page 15 LCD displays Setting page Volume Key lock Antenna power supply ON Transmitter battery Mixed output attenuation ON 3blocks: R-4TH/R-4THA/R-4TB microphone is used Receiver channel 1 Receiver channel 2 Receiver channel 3 5blocks: JSS-4A microphone is used Receiver channel 4 Output attenuation ON Antenna selection A/B Device ID :waiting for battery information...
  • Page 16 LCD displays Key lock Antenna power supply ON Mixed output attenuation ON Receiver channel Digital code ON Output level LINE/MIC Antenna selection A/B Volume Transmitter battery 3blocks: R-4TH / R-4THA/R-4TB microphone is used 5blocks:JSS-4A microphone is used Group / channel Frequency...

  • Page 17: Uhf Pll Handheld Transmitter

    4-2 UHF PLL handheld transmitter // Power ON/OFF：push once to turn on. Push and hold for 2 seconds while the power is on to turn off. While the power is on, a quick push of this button will show the Device ID on the LCD display. Mute：switch up to talk and down to mute while the power is on.
  • Page 18 LCD displays RF output power (1 block is 10mW and 2 blocks are 50mW) Auto off ON Battery level Key lock Frequency (MHz) Indication of frequency, group and channel...

  • Page 19: Uhf Pll Handheld Transmitter

    4-3 UHF PLL handheld transmitter // LCD display SET：for handheld transmitter setting and saving ▲、▼：up and down; used to select the desired item for handheld transmitter. Power ON/OFF (1)Turn the handheld transmitter on Power on: push the button once to turn on Power off: push and hold for 1 second until the LCD display shows power off.
  • Page 20 LCD displays Channel number for the matching receiver Microphone sensitivity Device ID RF output power Low cut ON Key lock Transmitter battery Group/channel Frequency...

  • Page 21: Uhf Pll Body-Pack Transmitter

    4-4 UHF PLL body-pack transmitter // Power/mute：push once to turn the power on. While the power is on, one quick push to mute and again to unmute. Push and hold for 2 seconds to turn off. LED indicator： it shows the transmitter s status, including battery power, mute and pairing.
  • Page 22 LCD displays RF output power (1 block is 10mW and 2 blocks are 50mW) Auto off ON Transmitter battery Key lock Frequency (MHz) Indication of frequency, group and channel...

  • Page 23: Uhf Pll Body-Pack Transmitter

    4-5 UHF PLL body-pack transmitter // LCD display Battery level Red: battery low; replace battery REMOSET indicators Blue: Remoset transmitting (approximately 5 seconds) Power: (1)On: push the power button Off: push and hold the power button for 2 seconds till the display shows “Power Off.”...
  • Page 24 LCD displays Transmission Power: Hi (High) and Lo (Low) Indicate current Group and current Channel Frequency: it shows the RF frequency Battery level: in 5 levels Sensitivity Value Low Cut indication Attenuate Indication Lock On Statue G: 1 C: 11 633.875 MHz IDoff -12dB...

  • Page 25: Accessories

    4-6 Accessories AC power cable* 1 Cascading RF cable* 2 XLR(M)/XLR(F) Audio cable * 1 AC power cascading cable* 1 MH-56 Microphone Holder * 1 SELF-MA N SM-018 4-7 Microphone Choices Lavaliere microphone // CM-501 CM-201i CM-125i Clip CM-501 CM-201i CM-125i 4-pin mini XLR Wind shield...
  • Page 26 Headset microphone // CM-214i CM-214Ui CM-214ULi CM-235i CX-504 Gooseneck Adjustable head ring Head ring 4-pin mini XLR Wind shield CM-214i CM-214Ui CM-214ULi Standard: 4-pin mini XLR 3-pin mini XLR 3.5 stereo jack CM-504 CM-235i...
  • Page 27 Ear-hook microphone // CM-801 CM-804i CM-8015 CM-825i Boom Adjustable Headband Adjustable ear hook Detachable cable CM-801 Clip Windscreen 4-pin mini XLR 3-pin mini XLR optional optional 3.5 stereo jack optional optional 4-pin Hirose jack optional CM-804i CM-8015 CM-825i...
  • Page 28 5. Connection 5-1 Connecting the receiver 1.Connect the audio signal cable Connect theR-4 Raudio output to a mixer or an amplifier: Audio cable: one end of the XLR or φ6.3mm audio cable is connected to the ''AF output balanced'' of and the other to the audio input of the mixer or amplifier.
  • Page 29 Cascading of AC power cable and antennas (for R-4 only) *Up to 10 units can be cascaded for power/antenna. Wall socket More R-4s…...

  • Page 30: Installing Transmitter

    5-2 Installing transmitter // The mute switch of handheld transmitter also serves to turn the power on. Therefore, the power will come on when the batteries are replaced. Place the mute switch at mute if you do not want to turn the power on immediately after battery replaced.

  • Page 31: Installing Transmitter

    5-3 Installing transmitter // 1. Unscrew the outer tube of the transmitter. (Figure 1) 2. Place 2 AA batteries in the battery compartment according to their polarities. (Figure 2) 3. Screw the outer tube back on. (Figure 3) 4. Turn the transmitter on. (Figure 4) 5.Define the transmitter parameters according to the instructions.

  • Page 32: Installing Transmitter

    5-5 Installing transmitter // 1. Open the battery cover as indicated by the arrow. (Figure 1) 2. Place 2 AA batteries in the battery compartment according to their polarity. (Figure2) 3. Close the battery cover back on. (Figure3) 4. Depending on the type of microphone, insert the 4-pin mini XLR into MIC IN to finish the installation.

  • Page 33: Operation

    6. Operation 6-1 Operation // Parameter settings Push and hold for 2 seconds to enter the setting mode. Turn the rotary switch to select the desired item. Push the rotary switch (or SETUP) to enter the setting page. Spin the switch to select the desired value or function.
  • Page 34 Self-defined groups ◎Edit a self-defined group U1~U6 (group no.) 1~24 (channel) ---.---MHz (frequency setting) ◎Delete a self-defined group Select the group to be deleted Group from U1~U6, push SETUP and the program will ask if you want to de- lete the group. Push to delete.
  • Page 35 Receiver channel 1 ◎Frequency setting Select the left 3 digits of the frequency; spin the rotary switch to adjust in the increment of ''+/-'' 1 MHz. Push the switch to confirm the selection. Select the right 3 digits of the frequency; spin the rotary switch to adjust in the increment of ''+/-'' 0.025 MHz.
  • Page 36 ◎Squelch +15~ -5：the higher the value, the less sensitive the receiving, and vice versa. The default is 0. ◎Device ID Device ID: 0~255: this setting affects the use of REMOSET; both the receiver and transmitter must be on the same Device ID before REMOSET is available.
  • Page 37 ◎Microphone options Sensitivity Adjustment range：-15dB~+15dB；the default is 0. Input attenuation Audio input attenuation by 20dB (depend- ing on whether the transmitter has the corresponding function) No attenuation (default) RF power High transmission power 50mW Low transmission power 10mW (default) Key lock Lock Microphone is in the Lock ON mode as pairing is complete...
  • Page 38 ◎DigCode(digital anti-interference) Digital code activated Digital code deactivated ◎Return Return: push SETUP to return to the previous page. Receiver channel 2 ◎See channel 1 Receiver channel 3 ◎See channel 1 Receiver channel 4 ◎See channel 1 Exit setting Push SETUP to exit the setting page and return to the main page. Volume adjustment Push▲/▼key at each channel to adjust the volume up or down.
  • Page 39 Pairing for REMOSET 1.REMOSET：push REMOSET and the blue indicator will start flashing, indicating that the frequency data is being transmitted. 2.REMOSET successful：the blue indicator lights up on the transmitter for 3 seconds and that on the receiver stops flashing. 3.REMOSET failed：if the blue indicator flashes slowly on the receiver, check that： (1) The ''frequency range labels'' on ''both'' the receiver and transmitter are the same;...
  • Page 40 5.Pairing a single microphone: push SEL of the receiver channel to be paired. Push REMOSET and the blue indicator starts to flash. On the display the receiver channel is ''Synchronizing,'' indicating that data is being transmitted to that microphone. Others Push ''SEL'' below each of the channel volume keys: Push SETUP to enter the page containing the selections of that channel for parameter settings.

  • Page 41: Operation

    Operation // Push and hold SET for 2 seconds to enter the setting mode. Push SET repeatedly to locate the desired item. Use▲/▼for parameter settings. Push SET again to save the changes and exit. ◎  F REQ: frequency setting Increment of 1MHz Select with▲/▼...
  • Page 42 ◎ RFP: RF power of microphone rF Lo 10mW (default) rF Hi 50mW RFP low RFP Hi ◎AUTO-OFF: time to turn off microphone automatically (in MUTE) Deactivated 1 minute to auto off 10 minutes to auto off 30 minutes to auto off Note: default is 10 minutes.
  • Page 43 Indicator Green: power is sufficient, > 2V Green flashing: microphone mute Red: power low, ≤ 2V Red and green flashing alternately: microphone mute and power low Blue: on for 3 seconds, indicats pairing successfully Blue flashing: data receiving error Others Battery charging is supported.

  • Page 44: Operation

    6-3 Operation // 6-3-1 Power ON/OFF (1)Power on To turn on: push Power ON/OFF once. To turn off: push and hold Power ON/OFF until the display Power shows power off. Figure 1 Note: when the button is pushed and held, mute on mute off will...
  • Page 45 1.Frequency Frequency (1) Use ▲ or ▼ to move to 1. Frequency Group / Channel setting. Push SET to enter the setting page. Sensitivity (2) To adjust the first 3 digits of the frequency, use Frequency ▲ or ▼ to adjust in the increment of MHz.
  • Page 46 3.Sensitivity Frequency (1)Use ▲ or ▼ to move to 3. Sensitivity. Push SET to enter the setting page. Group / Channel Sensitivity Sensitivity (2)Adjust the sensitivity with ▲ or ▼ in the increment of 3 dB. Save the change by pushing SET.
  • Page 47 5.Device ID (1)Use ▲ or ▼ to move to 5. Device ID. Push SET to enter the setting page. Device ID Setting page Remoset (2)Use ▲ or ▼ to select the Device ID between 0 RF Power and 255. Push SET to confirm the selection and go to Device ID on/off.
  • Page 48 7.RF Power： Device ID Use ▲ or ▼ to move to 7. RF Power. Remoset Push SET to enter the setting page. RF Power Push ▲: high→ high RF power RF Power Push ▼: low→ low RF power High Push SET to save the change. Note: The microphone drains more power out of battery with high RF power.
  • Page 49 10.Digicode DigiCode Use ▲ or ▼ to move to a. DigiCode. Reset Push SET to enter the setting page. Push ▲ to activate. The microphone will transmit KeyLock digital code signals. Push ▼ to deactivate. The microphone will not transmit digital code signals. The receiver will be in mute status if receiver has this function activated.

  • Page 50: Operation

    6-4 Operation // Parameter settings Push and hold SET for 2 seconds to enter the setting mode. Push SET repeatedly to select the desired item. Use ▲ / ▼ for parameter settings. Push SET again to save the change and exit. ◎...
  • Page 51 Sensitivity: microphone input sensitivity Normal GAIN：+15dB sensitivity GAIN：+12dB GAIN：+9dB GAIN ：+6dB GAIN：+3dB GAIN：0dB The sensitivity is at GAIN 0dB (default) GAIN：-3dB as shown above. GAIN：-6dB GAIN：-9dB GAIN：-12dB GAIN：-15dB ◎     A TT: Microphone input attenuation At oFF No attenuation for audio input At on...
  • Page 52 ◎    D evice ID ID OFF Device ID deactivated ID 0~255 Device ID 0 ~ 255 ◎    R emoset (ON/OFF) Syn on Remoset activated Syn oFF Remoset deactivated ◎DigiCode (digital anti-interference) Digital code activated Digital code deactivated (The receiver will be in mute...

  • Page 53: Operation

    6-5 Body-pack transmitter system operation setting // 6-5-1 To turn on R-4TBM body-pack transmitter (Fig.1) (1) To turn on the power: press the Power button. (2) To turn off the power: press the Power button for a while. The screen will display “Power OFF” after approx. 2 seconds. The body-pack transmitter will be turned off.
  • Page 54 2. Group / Channel Frequency Group/Chan (1) Press ▲、▼ to select “2. Group / Channel.”Press Sensitivity SET to enter into the setting screen. Attenuate Low Cut (2) After entering into the screen, press ▲、▼ to select Group/Chan desire Group. Press SET for saving and change into the C: 1 channel setting.
  • Page 55 5. Low Cut Frequency (1) Press ▲、▼ to select“Low Cut.” Press SET to enter Group/Chan Sensitivity into the “Low Cut” setting screen. Attenuate Low Cut (2) Press ▲ to turn on the Low Cut function. Low Cut (3) Press ▼ to turn off the Low Cut function. Low Cut 6.
  • Page 56 7. Remoset: to turn on/off the REMOSET Device ID (1) Press ▲、▼ to select REMOSET function. Press SET to Remoset RF Power enter into “Remoset” setting screen. Contrast (2) Press ▲: to turn on and REMOSET function can be Light Time used.
  • Page 57 10. Light Time: the the backlight time Device ID (1) Press ▲、▼ to select backlight time. Press SET to Remoset RF Power enter into “Light Time” screen. Contrast (2) Press ▲、▼ to select the backlight time; you can Light Time select “closed”, “5~30 seconds”(having 5 seconds as the unit of change) or “constant light.”...
  • Page 58 13. Key Lock: setting of the keypad lock DigiCode (1) Press ▲、▼ to the keypad lock. Press SET to enter Reset KeyLock into “key Lock” screen for keypad lock setting. Exit KeyLock (2) Press ▲、▼ to select lock “ALL” , “Set & Power” only or lock “OFF”.

  • Page 59: Digital Code Alert Function

    7. Digital Code Alert Function When receiver's DigiCode function is ON, the alert screen will blink slowly under these circumstance: 1.When microphone is under mute mode or microphone's DigiCode function is OFF. 2.When microphone's power is OFF. 3.When microphone's battery level is too low. When receiver's DigiCode function is OFF, the alert screen will blink rapidly under these circumstance: 1.When microphone is under mute mode.

  • Page 60: Notes For The Product

    8. Notes for the product (1)For the optimized reception, keep the receiver 3m or more away from the transmitter. (2)Receivers and transmitters shall be kept at least 50cm away from any metal object. (3)Do not point the receiver directly into a speaker or there will be annoying feedback noises.

  • Page 61: Fcc Information

    FCC Statement FCC INFORMATION The equipment has been tested and found to comply with the limits for a Class B Digital Device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instruction, may cause harmful interference to radio communication.

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