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Major 4a

Major 5a

Содержание Major 4a

Страница 1: ...Major 4a Major 5a ...

Страница 2: ...r 16 ID code memory 19 Muting 5 Tone Sequence 19 FFSK mode 20 Individual Programming of the Buttons 23 Inputs Outputs 26 Alarm Signals FT634aC Major 4a 5a 27 Option FMS 29 Reset to Factory Defaults 29 Channel Scanning Function 29 Sockets Pinout Major 4a 5a 30 Rearview Major 4a 5a 30 RS232 Interface 31 RS232 Cable for Flashing Printing Monitoring 31 Configuration of the RS232 Interface 31 Sample Co...

Страница 3: ...of Registers Major 4a 5a 52 Programmable Functions 58 Reset to Factory Defaults 62 Table of Registers Telephone Interface V1 10 63 Register in the TIM Telephone Interface Module 66 Telephone Interface V1 01 Standard Keypad Layout in Telephone Mode 68 Technical Data 69 Tone Table 69 Returning of Old Equipment 70 General Safety Information 70 Release Notes 71 Order Information Ord Nr Description 681...

Страница 4: ...ed With the optional TIM telephone interface module a dial up connection to the telephone network can be established It can be used to forward a radio to the telephone network and also for remote control of radio sets via analogous land line To gain access to the radio a dial up connection is es tablished Major 4a 5a if a TIM is included can be ordered with a software option that enables the subst...

Страница 5: ...T button gooseneck microphone loudspeaker LS button call button short call button PTT button LC display function buttons special buttons status LEDs Control Elements Major 5a loudspeaker gooseneck microphone loudspeaker button call button short call button PTT button LC display status LEDs volume button ...

Страница 6: ...during telephony or by sending a call Loudspeaker Display Incoming Call The loudspeaker display LED is on if the loudspeaker or the earphone capsule in the handpiece are switched on Button Major 4a Major 5a 0 to 9 input of number to call input of number to call S1 to S4 no function not available no function input of A short scroll ID code memory short scroll ID code memory long delete ID code memo...

Страница 7: ...e loudspeaker is turned on and is reset as long as a carrier is present or PTT is keyed If desired this timer can also be disabled Furthermore the loudspeaker can be configured for open mode always on see Table of Registers Register 050 In order to set the desired volume the volume button is pushed Major 5a or the loudspeaker button is pressed long Major 4a The display now shows volume and the pre...

Страница 8: ...Layout of Major 5a in Programming Mode Long pressing of the buttons 1 to 6 allows to achieve the additional values A to F The call button reduces by 1 and the PTT but ton increases by 1 Major 4a and Major 5a show the following differences 1 different keyboards 2 Major 4a includes a handset Major 5a does not 3 minor differences in the software resulting from 1 and 2 4 optional telephone interface o...

Страница 9: ...e to be used in Major 5a please consider the table below Function Major 4a Major 5a next menu select menu item escape discarding changes save changes and escape increase value by 1 reduce value by 1 enter the register number to be programmed with 222 the factory default values are programmed overwrite the code with the desired values 1 input level nominal value 300mV indicated on the display 2 out...

Страница 10: ...st by 1 increase contrast by 1 escape menu discarding changes save changes escape menu È Æ one digit to the left one digit to the right escape menu discarding changes save changes escape menu The values can be changed directly using the buttons 0 to 9 Menu Structure select number Transmit test tone F4 Next menu F3 Change frequency 0 C F3 for ESC Hz Adjust contrast F4 Next menu F3 Display contrast ...

Страница 11: ...hanges made in digital have more effect than changes made in ana log Fine adjustment must be done in analog step by step und È continued Æ Æ Æ È Æ displayed for 3 seconds Æ Æ Æ escape menu discarding changes save changes escape menu one digit to the left one digit to the right Menu Structure select number Adjust clock F4 Next menu F3 Digital 0 6 3 Analog 00 59 29 Serial number F4 Next menu F3 Seri...

Страница 12: ...The displayed value can be overwritten with the new value With button F3 the menu can be quit any time discarding the changes With button F4 the displayed value is programmed As every button of the Major 4a 5a is freely programmable the registers 174 and 175 for the Z button have to be programmed with the right values As this already is the case in the factroy defaults this step is not necessary H...

Страница 13: ...f the first tone to 70ms Digit 3 defines the length of all other tones to 70ms Digits 4 and 5 define the length of a break to 70ms no effect in this case Digit 6 disables the automatic transmission of the call upon entering all required digits The Major can transmit tone sequences of variable length Therefor different procedures exist to build the tone sequence 3 7 tone sequences are defined compl...

Страница 14: ...0 123FF001 contains the tone sequence digits 1 5 F digits 4 und 5 stands for manually programmable digits Digits 6 and 7 are not in use and hence set to 0 Digit 8 defines the type of the tone sequence 1 stands for a double sequence with call first and then ID code The number of tones in every sequence is defined in register 081 digit 6 The break between both tone sequences is programmed with the c...

Страница 15: ...t is digit 5 for a 7 tone call digits 4 and 5 and for an 8 tone call digits 3 to 5 are used Example 7 tone sequence 123xx89 In this example a 5 one sequence with a two digit ID code two free digits at positions 4 and 5 plus an own two digit ID code Register 010 123FF004 contains three invariable digits of the tone sequence digits 1 3 Digits 4 and 5 can be freely set by manual input Digits 6 and 7 ...

Страница 16: ...ecoder no further decoding of the other decoders is performed If the tone sequence is not recog nized by decoder 1 it is compared to the sequence stored in decoder 2 This routine is repeated for all decoders until decoding is successful or until comparison to the last decoder is performed The alarm tone can be programmed separately for each decoder see Table of Registers registers 030 039 The alar...

Страница 17: ...hing contact e g 7 output 7 0 no output 3rd digit switching time n 1s 4th digit acknowledgement e g 4 as an acknowledgement for a received ID code 5th digit switch loudspeaker LED e g 1 for loudspeaker on LED does not flash 6th digit without effect for 5 tone sequences Register 016 9867FFFF 1st 4th digit invariable digits of the tone sequence 5th digit takes an arbitrary value coded with F and hen...

Страница 18: ...ID mode in digit 1 here coded as 1 for further digits see example 1 Register 016 e g 123FFFFF invariable digits 123 followed by two digit ID display FF last three digits are not in use FFF Example 4 decode 6 7 8 tone sequence The example shows a 7 tone sequence that is to be decoded by decoder 4 registers 023 033 043 The first 5 tones of the sequence to decode are defined in register 023 Depending...

Страница 19: ...ear only after skimming to its position Storing of ID codes from double sequences is done according to the decoder programming The ID mode defines in which of 2 tone sequences the ID code is transmitted It is then passed to the ID code memory Example 6 tone sequence 123x5x with 2 digit ID code in digits 4 and 6 Register 016 123F5FFF 1st 3rd and 5th digit are invariable digits of the tone sequence ...

Страница 20: ...igit status invariable 3rd digit hash key identification invariable 4th 5th digit producer identification variable 6th 8th digit call variable Code of the Mode of Operation CMO The CMO distiguishes the different types of telegrams The following types are supported by the Major Nr Meaning Major 0 available free x 1 Q call to car x 2 Q call to control center x 3 ID code x 4 acknowledgement x 5 addit...

Страница 21: ... value of the call three last numbers of the FFSK telegram Below a certain threshold number one telegram type is used aboce this number the other is used The threshold number is set in register 090 digits 1 3 The 4th digit defines if a FFSK or tone sequence is used below the threshold number If it is coded with 0 FFSK is used below the threshold number and starting with the threshold number tone s...

Страница 22: ...irst digit of the call are preset The digits that are to be entered by the keypad are always displayed right justified The encoder is programmed in register 010 see section Transmitting of 5 Tone Sequences FFSK Decoder For all telegrams the CMO is checked If the CMO is consistent with register 091 digit 2 the encoder is activated The encoders are coded in registers 020 029 030 039 and 040 049 see ...

Страница 23: ...rt press the second one for long press see Table of Registers registers 130 179 The function of the LEDs in buttons F1 to F4 is defined in registers 180 183 Every register contains 8 digits the first digit chooses the desired the second digit chooses a subfunction if necessary The following digits specify the settings necessary for the respective function The following functions are available 0 no...

Страница 24: ...mmed for channel selection chooses channel 01 chooses channel 02 channel number must be entered via the keypad Programming of button short register 162 funktion channel selection 1st digit 5 channel number 1 2nd digit 0 channel number 2 3rd digit 1 Digits 4 8 are not in use in this case Stepwise programming of Start Register Programming Finish Programming Save and 1 È 62 È È select number EEPROM p...

Страница 25: ...se Example 2 Programming the LEDs of buttons and If the respective channel is activated by one of the buttons the LED is to be lit Programming of the LED in button register 180 channel display 1st digit 2 channel number 1 2nd digit 0 channel number 2 3rd digit 1 Programming of the LED in button register 181 channel display 1st digit 2 channel number 1 2nd digit 0 channel number 2 3rd digit 1 Stepw...

Страница 26: ...espective inactive Major Hence if one Major is used for conversation the other one is muted Therefor I O pin 2 is to be used As the inputs are to be switched as well as read out it is necessa ry to configure the I O for outside switching Register 095 18111000 2nd digit 8 I O 2 is configured for outside switching For the muting the function radio mute see Table of Registers register 083 is used Reg...

Страница 27: ...0 digit 5 send alarm tone sequence without active alarms if already begun y n 1 0 Register 108 function I O 0 passive active high low Register 109 function I O 0 active passive low high Register 124 function I O 8 passive active high low Register 125 function I O 8 active passive low high Register 138 function I O 15 passive active high low Register 139 function I O 15 active passive low high Func...

Страница 28: ...digit 2 duration of alarm tone n 200ms digit 3 alarm tone volume Register 077 configuration 2 for alarm decoder digit 1 request at power on y n 1 0 digit 2 number of switching output 0 none 1 7 digit 3 switching output 0 off F on time is variable 1 E 14 seconds digit 4 acknowledgement yes no 1 0 digit 5 display time 1 F 1 15s 0 ends with acknowledgement button It is also possible to program a butt...

Страница 29: ...e channel range programmed in register 067 1 4 will be scanned If register 067 1 2 is programmed with EE the specified channels programmed in register 070 074 EEPROM table will be scanned Scanning the table can be aborted by FF In order to scan channels 1 5 and 6 register 070 is programmed with 0105xxxx and register 071 with 06FFxxxx After decoding a call the scanner stops for the programmed louds...

Страница 30: ... Sockets Pinout Major 4a 5a AllAF in outputs are equipped with transformers and hence potential free PIN 5 is for supply 12V of external devices LIM AC FT634C Attention Do not use PIN 5 to supply a radio set 200 mA output current is not sufficient There are two sockets for connecting a headset One is for connecting the headset the other for the use of an external PTT button e g foot switch The dig...

Страница 31: ...e for Flashing Printing Monitoring 7 GND 2 TxD RS232 3 RxD RS232 RS232 25pin connector on computer RS232 socket on Major TxD RxD GND Pinout RS232 ST4 1 2 3 4 5 6 TxD RxD GND 3 TxD RS232 2 RxD RS232 RS232 9pin connector on computer RS232 socket on Major Configuration of the RS232 Interface 9600 Baud 8 data bits no parity 1 stop bit no protocol ...

Страница 32: ...te control is not required a 7 wire line is sufficient for AF squelch and PTT If only a local 2 wire line is available the following set up using a DC line interface FT630 2 is recom mended In this configuration remote channel select and duplex mode are not possible 2 FT630 2 without remote channel control 2 Several control panels in parallel circuit 2 2 FT624 FT630 2 without remote channel contro...

Страница 33: ...quipped with a notchfilter to suppress the PTT keying tone LIM AC is employed for rather long or rented lines 2 2 FT624 FT634aC with remote channel control or FT634 without remote channel control Sample Configurations Major 4a 5a AC controlled 2 2 2 2 2 2 FT630 2 without remote channel control FT630 2 only if carrier signalingis to be transmitted 2 x FT630 2 only if carrier signaling is to be tran...

Страница 34: ...tant radio sets via analogous land line with FT635 ÜLE substitution of a permanent line telephone line 2 8 Major 4a FT635 ÜLE SL Remote control of a distant radio pseudo permanent line Major 4a and Major 5a Dial switching to the telephone network only Major 4a Major 4a 8 Remote control of a distant radio is achieved using an FT635 ULE SL For this configuration a telephone connection of course must...

Страница 35: ...zed in the FT630 2 and the PTT relay turns on the transmitter In the reverse situation the FT630 2 is able to apply a DC voltage to the line if an incoming signal squelch is present If the DC voltage is used for transmitter keying as well as for detection of an incoming signal no transmission is possible while a squelch signal is detected Instead of the FT630 2 DC the line interfaces FT634aC or FT...

Страница 36: ...s has to be grounded preferably by connecting pins 1 and 8 to GND pin 4 Switching from 2 to 4 wire is carried out by programming register 051 4 PIN 5 is for supply 12V of external devices LIM AC FT634aC Attention Do not use PIN 5 to supply a radio set 200 mA output current is not sufficient Connecting Major 4a 5a LIM AC The LIM AC can be connected to Major 4a 5a with a 8 terminal line Commercially...

Страница 37: ... of telephone connections to radio manually oder automatically dial switching of a radio connection to a telephone subscriber manually or automatically calls to the conventional telephone network Connection to the telephone network With the telephone interface the an additional RJ11 socket is present at the Major This socket is used for connection to the telephone network with a common telephone c...

Страница 38: ...oard and the attached TIM module Please pay attention to the orientation while mounting the TIM so that the connectors are not confused The gap at the upper left corner of the TIM has to be directly above that of the carrier board The edge on view shows the positions of the connectors An additional oblique view further illustrates the setting ...

Страница 39: ...m4a5a_v320_eng 14 02 2013 39 Kompetent für Elektroniksysteme The telephone interface built into the Major ...

Страница 40: ...telephone on hold 0 9 short Input telephone number 0 9 0 9 long Input space A B C D _ S1 S4 short read out call number memory registers 001 004 short previously dialed number short delete last digit of input long delete input completely PTT talking with the gooseneck microphone Call short button for dialing call reception and hanging up does not change loudspeaker Z short read out entered 0 999 or...

Страница 41: ... to the radio see Manual Forwarding If no actions are performed in the telephone mode the Major returns to radio mode automatically Manual Forwarding Radio Telephone If a radio participant calls the control set he can be forwarded to the telephone network The operator calls the telephone subscriber and subsequently presses the display shows The handpiece can be hung up now in order to listen the l...

Страница 42: ...se additional unused DTMF digits have to be entered After complete input of the call number the call is initiated automatically or by the end button of the telephone usually the button If not all digits have been entered the telephone participant receives an error message two short signal tones If the function T11 55 is activated the second signal tone is delayed until the channel is free If the c...

Страница 43: ...equence Radio Telephone Reg Function 320 339 tone sequence decoder and its configuration 360 1st digit Initiating call and dial up with DTMF radio to telephone y n 1 0 360 2nd digit short dialing radio to telephone y n 1 0 360 3rd digit on direct dial with tone sequence radio to telephone y n 1 0 360 4th digit on direct dial with DTMF radio to telephone y n 1 0 Direct Dialing with DTMF Radio Telep...

Страница 44: ...ctivated the second signal tone is delayed until the channel is free If the channel is occupied for more than 45 seconds the connection establishment is canceled Please consult also section T11 55 Before dialing starts a signaling tone acknowledgement tone is sent to the radio participant see section signaling tone delay The line is occupied and if programmed the presence of the dialing tone is ch...

Страница 45: ...ed at the chosen memory location Programming via RS232 Interface Reading out memory locations can be performed one by one or block wise Additionally the output can be configured to be plain text or a list for editing and loading back to the Major Using a terminal program the output of the TIM can be saved as a text file and edited later on When sending back the short dial list after each line the ...

Страница 46: ...nction 365 5th 6th digit maximum conversation time without modulation nn 1s Canceling of the Connection by a Terminating Call The radio participant can terminate an existing telephone connection by two different types of terminating calls Either by sending a tone sequence that is configured as terminating call in one of the telephone decoders T1 T10 or by sending a sequence of a maximum of 7 DTMF ...

Страница 47: ...lf from 28 8 to 14 4 kHz For particularly long delays it is also possible to combine both types of compression Ex factory the mode of operation is simplex vox without a delay time Reg Function 366 1st 3rd digit max transmission time in simplex mode nnn 1s 366 5th digit mode of operation 0 simplex vox 1 duplex 2 simplex carrier 367 1st 3rd digit max reception time in simplex mode nnn 1s 417 1st 3rd...

Страница 48: ... short dial number are found in digit 4 of the tone sequence 5th digit the units of the short dial number are found in digit 5 of the tone sequence 6th digit fixed value of the hundres in the short dial number 0 7th 8th digit not in use two digits of the short dial emanate from the tone sequence short dial memory 000 049 must be empty numbers for the cars short dial memory 050 099 contains the pho...

Страница 49: ...not fulfilled Still due to the successful decoding in the first place a comparison to the inferior decoders 2 10 would not be performed any more Dial Tone Recognition The recognition of dial tones is of special importance for automatically establishing connections In the following the different dial tones that are recognized by the ULE and their purposes are described Dial Tone Recognition before ...

Страница 50: ...s or as busy signals This table is programmed with two possible call connected signals and four busy signals In rare cases these settings are not sufficient and some signals have to be reprogrammed in or added to the dial tone configuration table The table can contain a maximum of 19 entries registers each one defining a repetitive sequence of tones and breaks By combining several registers more c...

Страница 51: ...nal receiver is necessary in duplex or semi duplex mode that monitors the transmission channel The carrier recognition on the respective channel must be read out by an input In simplex mode the common squelch input can be used In duplex mode however a different input has to be used if the common squelch input is already in use see section Sockets Pinout If T11 55 is activated the ULE delays the st...

Страница 52: ...on off 1 0 at power on 5th digit pressing or F1 F4 is neces sary for n 1s to enter programming mode 0 immediately F disabled 014 Intercom tone sequence 015 own ID code for ID transmission 016 key tones for ID decoding 017 standard acknowledgement 018 muting register 1st 2nd digit nn muting of a tone sequence nnxxx EE disabled 019 key tones for printer output 020 decoder 1 021 decoder 2 022 decoder...

Страница 53: ...Lautsprecher LED 0 nichts 1 LS an 2 LED blinkt 3 LS an LED blinkt 6th digit emergency flag for x tone calls ID 1 2 9 0 ordinary call no emergency call 1 7 emergency call display last 1 7 digits 050 loudspeaker LS configuration 1st 3rd digit LS timer nnn 1s 000 no timer FFF open mode 4th digit M4a LS status on taking earphone 0 off 1 on 2 unchanged 5th digit M4a LS status on hanging up 0 off 1 on 2...

Страница 54: ... 3rd digit fixed digits of the remote control tone sequence BCD 064 channel register 1st digit save channel y 1 n 0 2nd 3rd digit current channel 00 99 065 channel range from which to choose 1st 2nd digit lowest channel number nn 3rd 4th digit highest channel number nn 066 configuration for channel control 1st digit 0 no channel selection 1 1 digit channel selection 2 2 digit channel selection 5 1...

Страница 55: ...git display time 1 F 1 15s 0 with acknowledgement button 078 configuration emergency call ZVEI 1st digit number of tone bursts to decode 2nd 3rd minimum burst length nn 5ms 4th 5th maximum burst length nn 5ms 079 configuration 6th tone emergency call NL 1st 3rd digit maximum tone length of the 6th tone emergency call NL nnn 5ms 4th 5th minimum tone length of the 6th tone emergency call NL nn 5ms 0...

Страница 56: ...PTT start y n 1 0 8th digit roger beep at PTT end y n 1 0 090 configuration FFSK ZVEI 1st 3rd digit threshold number FFSK tone sequence 4th digit if call threshold number FFSK 1 tone sequence 0 5th digit hash key identification all values are valid 091 configuration 2 FFSK ZVEI 1st digit FFSK emergency call activated 0 no 1 with CMO F 2 mit CMO F and reg 094 2nd digit CMO RX 5th digit FFSK suppres...

Страница 57: ...33 function 1 button long 134 function 2 button short 135 function 2 button long 136 function 3 button short 137 function 3 button long 138 function 4 button short 139 function 4 button long 140 function 5 button short 141 function 5 button long 142 function 6 button short 143 function 6 button long 144 function 7 button short 145 function 7 button long 146 function 8 button short 147 function 8 b...

Страница 58: ...en timer is elapsed 7th 8th digit nn 1s timer for telephone mode without manipulation Programmable functions for buttons and inputs The first digit of the respective register contains one of the following functions The additional digits define the function in detail 1st digit function 0 no function 1 transmit single tone 2 transmit call 3 PTT 4 volume 5 channel selection switching output 6 ID code...

Страница 59: ...0 3 button starts PTT ends when button is released 4 7 input starts PTT ends with function PTT off 0 4 gooseneck mic 1 5 headset mic 2 6 handset mic 3 7 gooseneck or headset mic 8 switching of GN HS mic F PTT off if started with input 1st digit 3 PTT 2nd digit 0 7 starts PTT 3rd digit 0 no ID code at PTT start 4 transmit short call 5th digit 4th digit 0 no ID code at PTT end 4 transmit short call ...

Страница 60: ...nnn 000 999 1st digit 6 short dial memory 2nd digit 1 display memory location 3rd digit 0 display typed in previous short dial memory location 1 display typed in next short dial memory location Function 7 input calling tone in normal mode 1st digit 7 input of calling tone 2nd digit 0 delete input 1 new input 2 input of complete call 1st digit 7 input of calling tone 2nd digit 0 delete input 3rd di...

Страница 61: ...LS Muting on 2 LS Muting unchanged 4 NF Muting off 5 NF Muting on 1st digit 9 external inputs 2nd digit 1 external muting 3rd digit 0 muting off 1 muting on 4th digit 0 TX LED is off during silence 1 TX LED flashes during silence Function B MODE Functionen 1st digit B mode switching 2nd digit 0 normal mode 1 telephone mode F standby 1st digit B mode switching 2nd digit 0 activate normal mode 3rd d...

Страница 62: ...Kompetent für Elektroniksysteme Reg Function Reset to Factory Defaults 222 restore factory defaults 223 restore factory defaults including potentiometer settings Attention factory defaults are restored without further confirmation ...

Страница 63: ...3rd digit 0 only initiating call no decoding at present call 1 initiating call if no call is present else terminating call 4th digit transmit confirmation tone at initiating call y n 1 0 must not be activated for en bloc dialing Reg Function short dial SD 2nd digit 2 3rd digit hundreds of the SD number are stored in digit 0 default 4th digit tens of the SD number are stored in digit 0 default 5th ...

Страница 64: ...0 1st digit radio telephone initiating call dialing with DTMF 2nd digit radio telephone short dial 3rd digit radio telephone direct dial with tone sequence 4th digit telephone radio direct cial with DTMF Reg Funktion 361 direct dial with DTMF telephone radio 1st 7th digit tone sequence digits with an F are entered at the telephone 8th digit start call with end button y n 1 0 362 night mode tel rad...

Страница 65: ... 0 255 371 NF level to the telephone 1st 3rd digit 0 255 Reg Funktion 380 register for dial tone decoder 1st digit tolerance for dial tone decoder n 3 125 2nd 4th digit tone duration for decoding of a permanent tone nnn 10ms 5th 7th digit break duration necessary to decode a break no tone nnn 10ms 8th digit display decoded tone durations via RS232 y n 2 0 381 399 dial tone decoder table 1st digit ...

Страница 66: ...l off 4th 8th digit DTMF recognition min level 0 32767 00128 standard level 12dB 2 3dB sensitivity 2 3dB sensitivity Pulse Encoder 610 durations for pulse dialing 1st 2nd digit pulse duration nn 5ms on hook time 3rd 4th digit pulse break nn 5ms off hook time 5th 8th digit break between 2 dial numbers nnnn 5ms 611 durations for pulse dialing 1st 4th digit pulse dialing lead time nnnn 5ms 5th 8th di...

Страница 67: ...threshold for 00 99 nn 10ms no NF NF level 620 4th 8th digit output level telephone radio 0 65536 621 4th 8th digit output level radio telephone 0 65536 622 4th 8th digit output level tone radio 0 32768 623 4th 8th digit output level tone telephone 0 32768 624 4th 8th digit output level pilot tone radio 0 32768 625 4th 8th digit output level pilot tone telephone 0 32768 652 pilot tone decoder from...

Страница 68: ...0 9 short dial number 0 9 0 9 long input space A B C D _ S1 S4 short read out short dial register 001 004 short previously dialed number short delete last number long delete complete input PTT talk with the gooseneck microphone RUF short button for call call reception and hanging up do not change loudspeaker status Z short read out entered 0 999 or next short dial number Z long program entered pho...

Страница 69: ...C 970 Hz 2247 Hz 740 Hz 2247 Hz D 886 Hz 991 Hz 680 Hz 991 Hz E 2600 Hz 2110 Hz 970 Hz 2110 Hz Duration ZVEI 1 CCIR ZVEI 2 EEA min 52 5 ms 75 ms 52 5 ms 30 ms typ 70 ms 100 ms 70 ms 40 ms max 87 5 ms 125 ms 87 5 ms 50 ms Technical Data operation voltage 12 V current uptake max 800 mA weight 1 5 kg dimensions W x D x H without GN microphone 245 x 220 x 95 mm input impedance 2 wire 4 wire 600 ohm in...

Страница 70: ... voltage has not been turned off and all capacitors have been discharged Electrolytic capacitors can be still charged for a long time after turning off When using components modules devices or circuits and equipment the threshold values of voltage current and power consumption specified in the technical data must absolutely be complied to Exceeding these threshold values even if only briefly can l...

Страница 71: ...m4a5a_v320_eng 14 02 2013 71 Kompetent für Elektroniksysteme Release Notes 14 02 2013 Translation of German manual dated from 29 March 2012 ...

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