Samson DA-5L Manual
Samson DA-5L Manual

Samson DA-5L Manual

Uhf synthesized true diversity wireless system

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U H F
UR-5
RECEIVER
UR-5D RECEIVER
UT-5
BELT PACK TRANSMITTER
UH-5
HAND-HELD MICROPHONE TRANSMITTER
DA-5L UHF ANTENNA DISTRIBUTION AMPLIFIER
•dbx®
Noise Reduction
SAMSON
S Y N T H E S I Z E D
T R U E
W I R E L E S S
S Y S T E M
D I V E R S I T Y
®

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Summary of Contents for Samson DA-5L

  • Page 1 RECEIVER UR-5D RECEIVER UT-5 BELT PACK TRANSMITTER UH-5 HAND-HELD MICROPHONE TRANSMITTER DA-5L UHF ANTENNA DISTRIBUTION AMPLIFIER •dbx® Noise Reduction SAMSON S Y N T H E S I Z E D T R U E D I V E R S I T Y...
  • Page 2: Table Of Contents

    UT-5 Multi-pin Lavalier Wiring Guide and Chart 25 About The DA-5L UHF Antenna Distribution Amplifier 28 Guided Tour - DA-5L Front Panel 29 Guided Tour - DA-5L Rear Panel 30 Setting Up and Using the DA-5L 31 DA-5L Grounding Techniques 33...
  • Page 3: Introduction

    Every wireless system consists of at least two components—a transmit- ter and a receiver. The Samson UHF Synth System you have purchased contains either our UT-5 belt-pack transmitter (for lavalier microphone, headset microphone, and guitar applications) or our UH-5 hand-held microphone transmitter.
  • Page 4 This will enable you to receive online technical support and will allow us to send you updated information about these and other Samson prod- ucts in the future.
  • Page 5: System Features

    The Samson UHF Synthesized True Diversity System utilizes state-of- the-art technology in wireless communications. Here are some of its main features: • 74 available channels organized in 10 different groups in both the receiver and transmitter, with up to 11 channels available for simulta- neous use.
  • Page 6 System Features • The UT-5 and UH-5 transmitters both accept standard 9-volt alkaline batteries, and the UR-5 and UR-5D receivers can accept any AC power voltage from 100 - 250 volts, without the need to change a voltage selector switch (our special current and voltage sensing circuitry does the job automatically for you).
  • Page 7: Guided Tours

    3: Group knob - Allows you to select any of ten frequency Groups (numbered from 0 - 9). When using the Samson UHF Synth System in a multiuser environment (that is, when there are two or more transmitters and receivers in use at one location), all receivers must be set to the same Group in order to avoid intermodulation distortion.
  • Page 8: Ur-5/Ur-5D Front Panel

    Guided Tour - UR-5/UR-5D Front Panel 5: Display section - Shows you information about the current status of your receiver. 5a: “A”/“B” LEDs - When signal is being received, one of these LEDs (which shows you whether the “A” or “B” channel is currently being used) will be lit.
  • Page 9: Front Panel

    AF level knobs—one for each of its two True Diversity receivers. GROUP CHANNEL ANTENNA - A U H F NOISE Synth Series REDUCTION RF LEVEL AVAILABLE AF LEVEL 5b 5d 5e 5c SAMSON AF LEVEL DUAL UHF SYNTHESIZED RF LEVEL DIVERSITY RECEIVER POWER AVAILABLE MUTE AF LEVEL UR-5D UR-5D MUTE...
  • Page 10: Ur-5/Ur-5D Rear Panel

    Rear Panel SAMSON MODEL No.UR-5 UHF SYNTHESIZED DIVERSITY RECEIVER SAMSON TECHNOLOGIES CORP. HICKSVILLE, NEW YORK, U.S.A. 1: AC input - Connect the supplied standard 3-pin “EEC” plug here. The UR-5 and UR-5D both contain automatic current and voltage sensing circuitry and so can accept any mains current from 100 - 250 volts without the need to set a selector switch.
  • Page 11: Rear Panel

    5: Rear-mount antenna knockouts - The receiver antennas can optionally be mounted at these areas of the rear panel. Contact Samson Technologies for information about our rear-panel antenna mounting kit. SAMSON MODEL No.UR-5D...
  • Page 12: Ut-5

    Guided Tour - UT-5 INPUT AUDIO BATT POWER INPUT Beltpack Transmitter UT-5 SAMSON SAMSON GROUP CHANNEL MIC LEVEL UNAVAILABLE INPUT INST LEVEL INST...
  • Page 13 Channel do not match that of the transmitter. 5: Antenna - Connect the supplied transmitter antenna to this mount- ing. Replacement antennas are available from Samson Technologies if required. * Be sure to mute the audio signal at your external mixer or amplifier before turning transmitter power on or off, or an audible pop may result.
  • Page 14 Guided Tour - UT-5 6: Group selector - Use the supplied plastic screwdriver to set this to the desired Group (this must match the Group setting of the receiver— see the “Setting Up and Using the UHF Synth System” section on page 16 for more information).
  • Page 15: Uh-5

    PULL OPEN SAMSON Guided Tour - UH-5 BATT SAMSON UHF SYNTHESIZED UH-5 WIRELESS MICROPHONE FCC ID CCRUH-5 MADE IN JAPAN AUDIO POWER LEVEL MIN MAX...
  • Page 16 Guided Tour - UH-5 1: Power on-off switch* - Use this to turn the UH-5 on or off (to conserve battery power, be sure to leave it off when not in use). 2: Mic level control (trimpot) - Use the supplied plastic screwdriver to set this to the optimum microphone output level.
  • Page 17 Guided Tour - UH-5 7: Audio off-on switch - When set to the “on” position, audio signal is transmitted. When set to the “off” position, the audio signal is muted. Because the carrier signal remains during muting, no “pop” or “thud” will be heard.
  • Page 18: Setting Up And Using The Uhf Synth System

    (to minimize nasality) and unobstructed by clothing. Bear in mind also that omni-directional microphones (mics which pick up signal from all direc- INPUT Beltpack Transmitter UT-5 SAMSON U H F Synth Series...
  • Page 19 Setting Up and Using the UHF Synth System tions) are more prone to feedback problems than unidirectional (cardioid or supercardioid) ones; in general, you can avoid feedback by taking care not to use any microphone directly in front of a PA speaker (if this is unavoidable, you can try using an equalizer to attenuate those high frequencies which are causing the feedback “squealing”).
  • Page 20 Setting Up and Using the UHF Synth System used at the same location, all devices must be set to the same Group (though each will use its own Channel) or intermodulation noise may occur. If you are using the UR-5D receiver for the reception of a stereo signal (or for the reception of two simultaneous monophonic signals), both sides (Receiver 1 and Receiver 2) must be set to the same Group.
  • Page 21 Setting Up and Using the UHF Synth System segments should light up. If you are using the UT-5 transmitter with a connected instrument, play the instrument at normal performance level while slowly raising the equivalent AF Level knob on the receiver to a level of approximately “8”;...
  • Page 22 Tone Squelch About dbx® Noise Reduction: All the components in the Samson UHF Synth System utilize dbx® noise reduction so as to ensure the highest fidelity sound with an absolute minimum of background noise and hiss. dbx® is a companding system;...
  • Page 23: Trouble-Shooting

    Trouble-shooting Problem: No sound Solution: When working correctly, both the RF Level and AF Level meter displays in the UR-5 or UR-5D receiver should be lit when signal is present. If they aren’t, follow these step-by-step troubleshooting sug- gestions to identify the problem. If the answer to any of these questions is “no,”...
  • Page 24 11. If you’re using a mixer, are all channels out of solo mode? If the answer to all these questions is “yes” and you still hear no sound, call Samson Technical Support at 1-800-372-6766. Bear in mind also that both the receiver and transmitter in the UHF Synth System contain delicate components called crystals.
  • Page 25 “line of sight,” so that the person wearing or using the transmitter can always see the receiver. If necessary, try relocating the receiver antennas to either the rear panel (contact Samson Technologies for details about our rear panel mounting kit) or remote...
  • Page 26: Uhf Synthesized Frequency Chart

    UHF Synthesized Frequency Chart SAMSON UHF SYNTHESIZED FREQUENCY CHART 805.875 804.750 805.750 804.625 805.125 804.000 805.000 803.875 804.500 804.250 804.375 804.125 803.000 802.625 802.875 802.500 805.375 802.125 805.500 805.250 Note that Group 9 supports up to eleven simultaneous channels. This is accomplished by making all ten channel locations (0 through 9) avail- able plus the use of Group 7, Channel 5 as a compatible “eleventh”...
  • Page 27 (such as electric guitar or bass). The illustration below shows the wiring connections for its multi-pin input connector: LARGE OUTER STRAIN RELIEF SMALL DIAMETER LAVALIER WIRE Samson Technologies offers the following pre-wired input accessory cables for the UT-5: Part Number Description ———————————————————————————————— GC-1 Instrument cable, suitable for use with electric guitar or bass, etc.
  • Page 28 C409 Horn Mic C410 Headset Audio Technica AT-831 Audio Technica ATM-71 Audio Technica ATM-75 Headset Audio Technica PRO8 Headset Audio Technica MT-350 Countryman Isomax Headset PSC/P6 Samson ECM-40 Sanken COS-11PT Sennheiser MKE-2 Sennheiser MKE-2R (Red Dot) Sennheiser MKE-40 Shure SM10A Sony ECM-44...
  • Page 29 • Resistors in plugs should be SMD (Surface Mount Device) or miniature type. • Users of Sennheiser MKE-40: Add a 100pF capacitor between pin 2 and pin 5 only if necessary. For more information, call Samson Technical Support at 1-800-372-6766. Pin 5...
  • Page 30: About The Da-5L Uhf Antenna Distribution Amplifier

    • A front-panel power switch and power indicator LED. • The DA-5L can accept any AC power voltage from 100 - 250 volts, without the need to change a voltage selector switch (our special current and voltage sensing circuitry does the job automatically for you).
  • Page 31: Guided Tour - Da-5L Front Panel

    “Setting Up and Using the DA-5L” (on page 31) for information about antenna installation and positioning. 2: “Power” LED - This is lit whenever the DA-5L is powered on. 3: Power switch - Use this to turn the main power on and off. When the DA-5L is on, the “Power”...
  • Page 32: Guided Tour - Da-5L Rear Panel

    DISTRIBUTOR B 1: AC input - Connect the supplied standard 3-pin “EEC” plug here. The DA-5L contains an automatic current and voltage sensing circuitry and so can accept any mains current from 100 - 250 volts without the need to set a selector switch. The AC outlet used for powering the DA-5L must be grounded.
  • Page 33: Setting Up And Using The Da-5L

    Distribution Amplifier takes only a few minutes: 1. Remove all packing materials (save them in case of need for future service) and mount the DA-5L into your rack. Turn off the power to your audio system and all wireless components.
  • Page 34 In fixed installations such as A/V or corporate conference rooms or for extended range applications (where the transmitters and receivers are more than 150 feet apart), it may be desirable to remote the DA-5L antennas altogether by using standard BNC connectors and 50 ohm coaxial cabling that is suitable for up to 1 gigaHertz bandwidth usage.
  • Page 35: Da-5L Grounding Techniques

    (that is, perpendicular to one another). In particular, try to keep audio cabling away from external AC/DC adapters If you’re using the DA-5L in a fixed installation, you may want to invest the time and money into creating a star ground network for all your audio devices.
  • Page 36: Glossary Of Terms

    Audible - A sound that we can hear, generally in the 20 Hz - 20 kHz frequency range. BNC - Short for “British Naval Connector.” A standard RF antenna connector used by many wireless receivers, including the Samson UR-5 and UR-5D. Carrier - An inaudible high-frequency radio signal that is continuously modulated by an audible signal (it therefore is said to “carry”...
  • Page 37 Glossary of Terms Noise Reduction - A process by which the level of extraneous noise or hiss in a signal is reduced considerably. The Samson UHF Synth system utilizes the dbx® system of noise reduction. Receiver - A component that receives a modulated radio signal and restores the original audible signal by utilizing demodulation.
  • Page 38: Specifications

    Specifications Transmitter RF: Type of Emission RF Output Power Antenna Type Gain (Audio) Spurious Emissions Carrier Generation Stability Tone Squelch Frequency Battery Life (9-volt alkaline) Weight (UH-5, without mic element) Transmitter Audio: Audio Frequency Response Frequency Deviation Pre-emphasis Noise Reduction System Audio Residual Noise Audio Dynamic Range Total Harmonic Distortion...
  • Page 39 Signal Sensitivity Internal Oscillators Stability Spurious Rejection Antenna Terminals Antenna Type Bandwidth (Selectivity) Total Harmonic Distortion Weight DA-5L: Frequency Range Antenna Input Antenna Output Gain Maximum Input Operating Temperature Power Rating Dimensions (W x H x D) (excluding connector, knob, rubber feet, power cord)
  • Page 40 FCC Rules and Regulations Samson wireless systems are type accepted under FCC rules parts 90, 74, and 15. Licensing of Samson equipment is the user’s responsibility and licensability depends on the user’s classification, application and frequency selected. Produced by On The Right Wavelength for Samson Technologies Corp.

This manual is also suitable for:

Ut-5Uh-5Ur-5Ur-5d

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