AKG DHT 700 User Instructions Download

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DMS 700 Digital

Microphone System

DSR 700 Digital

True Diversity Receiver

DPT 700 Digital

Bodypack Transmitter

Carrier frequency range

Band 1: 548.1 to 697.9 MHz
Band 2: 710.1 to 864.9 MHz

Switching bandwidth

≤ 155 MHz (depending on local regulations)

Audio bandwidth

25 Hz to 20 kHz (±3 dB)

T.H.D.

≤ 0.05 %

Signal/noise ratio (A-weighted)

Analog: XLR balanced, typ. 115 dB(A)
Digital: AES-EBU, typ. 120 dB(A)

Audio sampling rate

24 Bit / 44.1 kHz

Modulation

Digital

Bit rate

< 200 kbps

Compression

AKG premium audio compression technology

Latency

3.5 msecs.

Encryption

32-bit, 512-bit selectable (no added latency)

Temperature range

14 to 131°F / -10 to 55°C

Carrier frequency range

Band 1: 548.1 to 697.9 MHz
Band 2: 710.1 to 864.9 MHz

Switching Bandwidth

≤ 155 MHz (country dependent)

Channels

2 (Dual Receiver)

Sensitivity

10 dB

V / -97 dBm

Image & spurious rejection

≥ 95 dB

Receiver type

Super heterodyne

Diversity system

Digital true diversity

Antenna inputs

2 x 50-ohm BNC female connector

Audio outputs

2 x analog: balanced XLR
2 x analog: unbalanced ¼” jack
1 x digital: AES-EBU XLR (48 kHz) w/ BNC Wordclock IN

Audio output level

XLR balanced: +15 dBu (max.); 1/4" jack unbalanced: +9 dBu

Low cut

10 to 300 Hz

Equalizer

3-band (parameters: LF gain, mid gain, mid frequency,
HF gain)

Compressor

dbx

(parameters: gain, threshold, ratio, attack, release)

Limiter

dbx

(parameter: threshold)

Transmitter battery meter

7-segment bargraph

PC interface

Ethernet via HUB 4000 Q, HiQnet System Architect software

Power supply

90 to 240 VAC, 50 to 60 Hz, 0.4 A

Dimensions

Standard 1U rack-mount case
18.9(W) x 1.7(H) x 7.87(D )in. / 480(W) x 43(H) × 200(D) mm

Net weight

5.1 lbs. / 2.3 kg

Carrier frequency range

Band 1: 548.1 to 697.9 MHz
Band 2: 710.1 to 864.9 MHz

Switching bandwidth

≤ 155 MHz (country dependent)

RF output power

10, 20, 30, 50 mW (ERP max.),

software-adjustable (depending on local regulations)

Spurious

≤ -70 dBc

Antenna

¼- wave antenna

Audio input

TB3M / 3-pin mini XLR socket (3 Vrms max.)

Audio input gain

0, +10, +20 dB selectable

Battery life

≥ 7 hours (2 x 1.5-V LR6 AA size batteries)
≥ 8 hours (2 x 1.2-V AA size NiMH >2100 mAh recharge
able batteries)

Dimensions

3.3(W )x 2.5(H) x 0.86(D ) in.
83.5(W) × 64.1(H) x 22(D) mm

Net weight

2.9 oz / 82 g without batteries

12 Specifications

DMS

700

DMS 700_2_Quad Manual_F031103 21.03.2011 15:13 Uhr Seite 28

Summary of Contents for DHT 700

Page 1: ...ilo Cuffie senza filo Cuffie microfono Componenti acustici Micrófonos Auriculares Micrófonos inalámbricos Auriculares inalámbricos Auriculares con micrófono Componentes acústicos Microfones Fones de ouvido Microfones s fios Fones de ouvido s fios Microfones de cabeça Componentes acústicos AKG Acoustics GmbH Lemböckgasse 21 25 A 1230 Vienna AUSTRIA phone 43 1 86654 0 e mail sales akg com For other ...

Page 2: ...e been tested and found to com ply with the limits for a low power auxiliary station pursuant to Part 74 of the FCC Rules The DSR 700 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 ...

Page 3: ...Buttons 6 10 6 Display 11 Main Window 11 Channel Information Window 11 Battery Status Indication 11 Audio Meter 11 MUTE Indication F 11 Antenna Indication 12 Status Warning Messages 12 7 DSR 700 Menu 14 QUICK SETUP 15 CHANNEL 16 AUDIO 17 ENVIR SCAN 18 REHEARSAL 18 UTILITY 19 8 DPT 700 DHT 700 Menus 20 Standard Startup 20 Silent Mode Startup 21 9 Function Description 22 QUICK SETUP 22 CHANNEL Menu ...

Page 4: ... To avoid hum or interference route all audio lines particularly those connected to the audio out put away from power lines of any type If you use cable ducts or conduits be sure to use sep arate ones for the audio lines Clean the equipment with a moistened not wet cloth only Be sure to disconnect the equipment from the power outlet before cleaning the equipment Never use acidic or scouring cleane...

Page 5: ...strips CU 700 Charging unit for DPT 700 DHT 700 MK GL Guitar cable Instrument cable W 3004 Windscreen RMS 4000 Remote mute switch Various microphones for DPT 700 SRA 2 W Passive directional antenna SRA 2 B W Active directional antenna RA 4000 W Passive omnidirectional antenna RA 4000 B W Active omnidirectional antenna PS 4000 W Active antenna splitter AB 4000 Antenna booster MK PS Antenna cable 2 ...

Page 6: ...ons CH1 CH2 7 Headphone output 6 3mm jack socket 8 Infrared data synchronization window 9 RF signal level LED meter 10 Channel selection for channel CH1 11 Backlit status ring for channel CH1 CH2 red warning green OK 12 Channel selection for channel CH2 13 Opening for antenna front mounting 14 BNC socket antenna input A 15 BNC socket antenna input B 16 GND Lift XLR output channel CH1 17 XLR socket...

Page 7: ...g contacts 12 Battery compartment release buttons A Alphanumeric name line B Current group channel numbers C 7 digit battery status display D Country or RF output level line E Active encryption symbol F Active mute symbol 1 Graphic display 2 Mute button 3 Color code charging contacts helical antenna 4 Infrared window for data synchronization 5 Status LED red warning green OK 6 Power ON OFF button ...

Page 8: ... at least 16 ft 5 m Check that you can see the receiver from where you will be using the transmitter Shadow effects caused by people or objects can disrupt the radio link Place the receiver at least 5 ft 1 5 m away from any large metal objects walls scaffolding ceilings etc You can use the receiver either free standing or mounted in a 19 equipment rack If you install one or more receivers into a 1...

Page 9: ...receiver s rear panel and the other end of the power cord into a convenient power outlet We recommend setting the carrier fre quency in SILENT mode only RF OFF To engage SILENT mode push and hold the MUTE switch 2 while turning on 6 the transmitter This is the only way to make sure you won t go on air on a frequency that is not allocated or coordinated and risk jamming or interfering with some oth...

Page 10: ...PAD sub menus CH1 and CH2 let you se lect receiver channel CH1 or CH 2 Rehearsal Menu Select the displayed graph A short push will close the current menu and all unconfirmed values are erased Holding the BACK key will close all menus all unconfirmed values are erased and the general win dow is activated The DSP button allows you to bypass the LOW CUT filter EQ COMPRESSOR and LIMITER for each chann...

Page 11: ...e channel information window simply push the CH1 or CH2 button from the gen eral window The battery symbols on the transmitter C and receiver C let you check the transmitter s remain ing battery capacity at a glance Each segment equals approximately 1 hour of remaining battery life If no battery voltage is detected or the information is invalid no information is shown on the display Approximately ...

Page 12: ... delete a warning message from the display press the SELECT control briefly 1 LOW BATT Transmitter battery capacity is low The LED ring is lit red and a large warning message displayed permanently 2 AF CLIP Audio overload in transmitter A D converter The LED ring is lit red and a large warning message displayed for 5 secs or as long as the fault condition lasts A small warning message is displayed...

Page 13: ...ity 1 INTERFERE Signal interference from other wireless systems TV radio CB radios or defective electrical appliances or instal lations has been detected 2 ENCRYPTION The Encryption scheme has not been set prop erly 6 Display 13 DMS 700 ...

Page 14: ...selected channel SELECT BACK SELECT BACK SELECT BACK SELECT BACK SELECT BACK SELECT BACK SELECT BACK CHANNEL MENU QUICK SETUP MENU ATTENUATION PAD Setting audio output level HP GAIN Adjusting headphone volume AUDIO MENU ENVIR SCAN MENU REHEARSAL MENU CHANNEL INFORMATION WINDOW 14 7 DSR 700 Menu DMS 700 GAIN Setting input level to DSP chain STATUS Programming visual warnings for critical conditions...

Page 15: ...T SCAN Start new scan SELECT start START SETUP Scanning the channel groups to find set and synchronize clean chan nels SELECT BACK SELECT BACK SELECT CHANNEL LIST List of clean channels SELECT show frequencies Channel CH1 CH2 assign channel and synchronize CHANNEL LIST List of last scan result CONTINUE SCAN Start a new scan to find another set of clean channels SELECT BACK QUICK SETUP MENU QUICK S...

Page 16: ...izing transmitter SELECT Start SELECT SELECT SELECT CH1 CH2 BACK CH1 CH2 Selecting current channel SELECT select store value CH1 CH2 PT GAIN Selecting audio input gain SELECT select store value 0 10 20 dB SYNC Synchronizing transmitter SELECT Start SELECT SELECT SELECT CH1 CH2 BACK CH1 CH2 Selecting current channel SELECT select store value CH1 CH2 ENCRYPTION Selecting encryption key SELECT select...

Page 17: ...ing 3 Band EQ SELECT select store Level frequency COMPRESSOR Setting gain threshold ratio attack and release SELECT select store Value LIMITER Setting threshold SELECT select store Value SELECT SELECT SELECT CH1 CH2 Selecting current channel SELECT select store CH1 CH2 ATTENUATION PAD Selecting audio output gain SELECT select store 0dB 30dB SELECT SELECT CH1 CH2 BACK HP LEVEL Adjusting headphone v...

Page 18: ...quency START SCAN Start new scan SELECT Start GRAPH Scan active SELECT Zoom Navigate SELECT SELECT BACK BACK LIMIT SCAN Limit search to selectable part of frequency band SELECT BACK ENVIR SCAN MENU ENVIR SCAN REHEARSAL Checking RF reception area MENU START CHECK Checking RF reception area SELECT BACK GRAPH Scanning CH1 CH2 SELECT Zoom Navigate CH1 CH2 select channel SELECT BACK REHEARSAL MENU REHE...

Page 19: ...Switching between 4 diffferent windows SELECT select store Mode SELECT BACK DISPLAY CONTRAST Selecting display contrast SELECT select store Value SELECT BACK FACTORY RESET Resetting all parameters to their default values YES NO SELECT BACK WARNING LIST Navigate SELECT BACK INFO Software and hardware version SELECT BACK UTILITY 19 7 DSR 700 Menu DMS 700 DISPLAY CONTRAST Changing display contrast FA...

Page 20: ...transmitter WARNING LOW BATT or AUDIO CLIP Standard Startup Press ON OFF button On synchronizing a preset Group Channel the display shows GR CH and the selected country code MUTE Hold ON OFF MUTE Warning Event Press ON OFF or MUTE MUTE Transmitter sends signal to mute receiver audio output SHUTDOWN Holding ON OFF will shut down the transmitter WARNING LOW BATT or AUDIO CLIP On synchronising a manu...

Page 21: ...isplay shows frequency and country code RF OFF MUTE 4 9 COUNTRY Display shows country code and serial number RF OFF MUTE 5 9 SERIAL NUMBER Display shows serial number and software version RF OFF MUTE 6 9 SW VERSION Display shows software version RF OFF MUTE MUTE MUTE 7 9 HW VERSION Display shows hardware version and frequency band RF OFF 8 9 BAND Display shows frequency band and transmitter name R...

Page 22: ...5 kHz increments You can enter any name the name of a performer or instrument etc for each channel This sub menu allows you to match the audio input gain of the DPT 700 bodypack transmitter to the microphone connected to the audio input The TRANSM POWER sub menu lets you adjust the RF output power of the synchronized trans mitter If you turn on the encryption function the receiver will calculate a...

Page 23: ...Profiles Factory Default Settings The DSP button provides a bypass function for LOW CUT EQ COMPRESSOR and LIMITER for each channel separately Matches the receiver s BALANCED output level to the input gain of the connected equipment If you are using a MIC input on your mixer the 0 dB level might overload the input In that case set the re ceiver s ATTENUATION PAD to 30 dB to reduce the output level ...

Page 24: ...isplay that describes the prob lem condition The warning messages appear in the order of priority The LED ring is lit red and a large warning message displayed for 5 secs or as long as the fault con dition lasts A small warning message is displayed until the warning is confirmed The selected warning functions are active in LOCK and ACTIVE modes To delete a warning message from the display press th...

Page 25: ...n choose from four different displays MAIN GROUP CHANNEL FREQUENCY NAME The DISPLAY CONTRAST sub menu allows you to adjust the contrast of the display for use in vary ing lighting conditions The FACTORY RESET sub menu allows you to reset all parameters to their default values The INFO sub menu lets you call up software information about your receiver and the transmitter syn chronized to it WARNING...

Page 26: ...emedy RF LOW The field strength of the received RF signal is so low that the receiver audio output is muted to prevent unwanted noise Re locate receiver or use remote antennas AF CLIP Audio overload in transmitter A D converter Reduce audio input level ANT ERROR The same antenna has been active for at least two minutes Check if antenna cable s is are broken or incorrectly connected LOW BATT Transm...

Page 27: ... Transmitter frequency band does not match the receiver s frequency band ERROR DEVICE Error in transmitter ID data If the problem occurs frequently contact your AKG Service Center TIMEOUT No infrared data detected 27 11 Troubleshooting DMS 700 ...

Page 28: ...2 x analog unbalanced jack 1 x digital AES EBU XLR 48 kHz w BNC Wordclock IN Audio output level XLR balanced 15 dBu max 1 4 jack unbalanced 9 dBu Low cut 10 to 300 Hz Equalizer 3 band parameters LF gain mid gain mid frequency HF gain Compressor dbx parameters gain threshold ratio attack release Limiter dbx parameter threshold Transmitter battery meter 7 segment bargraph PC interface Ethernet via H...

Page 29: ...ne supercardioid DHT 700 D7 dynamic microphone supercardioid DHT 700 C5 condenser microphone cardioid Max SPL DHT 700 D5 140 dB SPL DHT 700 D7 140 dB SPL DHT 700 C5 144 dB SPL Battery life 7 hours 2 x 1 5 V LR6 AA batteries 8 hours 2 x 1 2 V AA size NiMH 2100 mAh recharge able batteries Dimensions 2 dia 9 1 L in 52 dia 231 L mm Net weight 11 8 oz 336 g This product conforms to the standards listed...

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