Albrecht AX400/AE500 H First Edition Owners Manual

							Erasing the Search Band Channel MemoryThe frequencies entered in Search Band Channel Memory can be erased.
1. Set the unit to the Channel Memory Mode by pressing 7 FREQ./CH while FUNC is pressed until ‘M’ appears on
the display.
2. Turn the selector to select the Channel Memory address of the search band that you wish to erase.
(Illust. 30-1)
3. Hold down FUNC key and press CLEAR PROGRAM key.  (CLr is displayed.)   (Illust. 30-2)
4. Hold down FUNC key and press CLEAR PROGRAM key once again.  (A high pitched beep is emitted and the
Search Band Channel Memory is erased.)
5. To complete the procedure, press CLEAR PROGRAM key.
Note:
l To cancel the operation, press CLEAR PROGRAM key before Step 4.
l When one of the two frequencies that make up a set in Search Band Channel Memory is erased, the receiver
does not perform the search.
Searching a Specific Range (Program Search)The range is determined by specifying two stored channel memory addresses. The program search starts between
these two channel frequencies. Set the unit to the FREQ Mode by pressing CLEAR PROGRAM key . Hold down FUNC key and press 7 FREQ/CH key. ‘M’ appears on the display. Select the channel memory address to be set as one end of frequency limit.  (Illust. 31-1) Hold down FUNC key and press 3 SEARCH key.(Illust. 31-2) Select a channel memory address to be set as the other end of frequency limit by using numeric keys.
  (Search starts when 3rd digit is entered.) To complete the procedure, press CLEAR PROGRAM key.
Skipping a Frequency During a Search [1] (Search Pass Channel Memory)
During a search, the unit may stop at the unwanted frequencies such as noise or blank carrier. These frequencies
can be programmed into Search Pass Channel Memories and the receiver allows you to search through the band
without stopping at these unwanted frequencies.  80 frequencies can be programmed in Search Pass Channel
Memory.  The addresses of this channel memory allocated for Seach Pass are from P00 to P79.  Search Pass
Channel Memory is entered during a search operation by the following procedure. Confirm that the search is stopped on the unwanted frequency to be skipped or set at the unwanted frequency
by rotary selector.(Illust. 32) Hold down FUNC key and press 9 L/OUT key.
  ( A high pitched beep is emitted and the frequency is stored in search pass channel memory.)
Note:
l If all 80 channels of Search Pass Memories are full, „Pin -“ is displayed and no frequencies can be
programmed into Search Pass Memory. In such a case, clear any of the frequencies programmed into Search
Pass Memory channels by entering corresponding 3-digit numbers of the channel that you wish to be erased.
The new unwanted frequencies is automatically rewritten into this channel.
l While in Channel Memory Mode (‘M’ appears on the display), by holding down FUNC key and pressing the 7
FREQ/CH key, the Search Pass Channel Memory displays.  Change the channel Memory addresses using the
numeric keys, Selector, etc.
Erasing the Search Pass Channel Memory1. Set the unit to the Channel Memory Mode by holding down FUNC key and pressing 7 FREQ/CH key until ‘M’ 
						

							appears on the display.
2. Hold down FUNC key and press 7 FREQ/CH key once again.
3. Select the channel memory address to be erased by using the selector or numeric keys.
(Illust. 33-1)
4. Hold down FUNC key and press 9 L/OUT key.  ( „CLr“ is displayed.)(Illust. 33-2)
5. Hold down FUNC key and press 9 L/OUT key once again to confirm deletion.
( A high pitched beep is emitted and the frequency is erased from search pass channel memory.)
6. To complete the procedure, press CLEAR PROGRAM key.
Note:
To cancel the operation, press CLEAR PROGRAM key before Step 5.
Scanning All Frequencies in Channel Memories  (All Channel Scan)
This scans all frequencies stored in the channel memories.
1. Press 8 SCAN key while FUNC key is pressed . (Scan starts immediately)  (Illust. 34)
2. To end, press CLEAR PROGRAM key.
During a scan, turning the Selector knob by one click, or holding down FUNC key and pressing the 5/ENT key, halts
the scan.  The „SCN“ indicator in the display blinks.
Scan Specific Channel Memory Frequencies ( Memory Scan Memory) ;
This only scans channel memory locations specified.
Specifying channel Memory Set the unit to the Channel Memory Mode by pressing FUNC and 7 FREQ/CH key simultaneously, ‘M’
appears on the display. Set to the channel memory address specified by turning rotary knob or entering the channel number directly
using numeric keys.(Illust. 35-1) Hold down FUNC key and press 0 SET key.   Turn the selector to change the set menu display to „OFF mSm“.    (Illust. 35-2) Hold down FUNC key and turn the selector to change the display from „OFF“ to „on“.
  (The Down-arrow is displayed above the „M“. ) Press CLEAR PROGRAM key.
  (The Down-arrow is displayed above the „M“ of the specified channel Memory address.)
 (Illust. 35-3) To specify other channel Memory address, repeat step 2 to 6. To complete the procedure, press CLEAR PROGRAM key.
To Scan Only Specified Channels Set the unit to the FREQ MODE by pressing CLEAR PROGRAM key. Hold down FUNC key and press 0 SET key. Turn the selector to change the set menu display to „OFF mSm“.  (Illust. 36-1) Hold down FUNC key and turn the selector to change the display from „OFF“ to „on“.
  (The Down-arrow is displayed. ) Hold down FUNC key and press 8 SCAN key.
  (Scan has been started.)(Illust. 36-2) To end, press CLEAR PROGRAM key.
Note:
l To cancel the channel Memory Scan Memory, change the display from „on“ to „OFF“.
l During the all channel scan, press FUNC and 4 MY key simultaneously. Memory Scan Memory starts
immediately. 
						

							Scanning A Block of Channels (Block Scan)
You can scan through only specified block of channels. One block consists of 100 channel memory addresses. (‘34) Hold down FUNC key and press 8 SCAN key.
  (All channel scan starts.) Enter the block number to be scanned using the numeric key.(Illust. 37) To scan another block, enter the block number using the numeric key. To end, press CLEAR PROGRAM key.
l When the block number is specified while in Memory Scan Memory, only specified channels within the
specified block are scanned through.
l A low pitched beep is emitted when no channel memory is programmed in the specified block and resumes all
channel scan.
Changing the Delay Time  (Only Effective When Pause Type Scan is Chosen)
In a Pause Type Scan/Search, the scan or search operation is held for approximately 5 seconds.  This time interval
can be changed with following procedure. Hold down FUNC key and press 0 SET key. Turn the selector to change the set menu display to „5 dLAY“.  (Illust. 38-1) Hold down FUNC key and turn the selector to change the display from „5“ to desired time.
  (The halting time in second is displayed.)  (Illust. 38-2) To complete the procedure, press CLEAR PROGRAM key.
Using Dual WatchThe frequency in channel Pri (000) and one another frequency can be received alternatively. This is called Dual
Watch. Set the unit to receive a channel or frequency of which you want to listen alternatively to the frequency in
PRIority channel (000). Hold down FUNC key and press 0 SET key. Turn the selector to change the set menu display to „OFF duAL“.(Illust. 39-1) Hold down FUNC key and turn the selector by one click.(Illust. 39-2)
  (The channel Memory address Pri is received every 5 seconds.) To end, press CLEAR PROGRAM key.
Note:
l If the Channel Memory address Pri is empty and has no frequency programmed into, a low pitched beep is
emitted in Step 4 and returns remains dual watch ‘OFF’ state.  Program the desired frequency in the Channel
Memory address Pri. (‘32)
Using A Dual Watch Function During Search/ScanDual Watch can be activated during search or scan operation. Start Search (‘39) or Scan (‘43). If you are in search mode, hold down FUNC key and press 3 SEARCH key or in scan mode, hold down FUNC
key and press 8 SCAN key.
  (The channel memory address Pri is received every 5 seconds.)    (Illust. 40) To end, press CLEAR PROGRAM key. 
						

							TO USE YOUR RECEIVER MORE EFFECTIVELYIn order to use your receiver more effectively, the unit enables you to change various settings. All these functions are
programmed in SET mode initiated by pressing FUNC and 0 SET key simultaneously.
Changing the Frequency StepWhen the frequency is changed either manually or by searching, it increases or descreses in accordance with the
frequency step assigned or specified.  In the initial state (when shipped from the factory), the frequency step is set
automaticaly depending on the band. This is called Auto Step. The frequency step can also be specified from Auto
Step to a specific frequency step from 1KHz to 100KHz.
To change the frequency step: Hold down FUNC key and press 0 SET Key. Turn the selector to change Set menu display to „StP Auto“.(Illust. 41-1) Hold down FUNC key and turn the selector to choose the frequency step from „Auto“ to desired step.     (Illust.
41-2) To complete the setting, press CLEAR PROGRAM key.
For the relationship between the bands and the frequency step for Auto Step, see Frequency/Frequency
Step/Reception Mode Table below.
Frequency rangeFrequency stepMode
0.50 - 0.52 MHz1 kHzAM
0.52 - 1.62 MHz9 kHzAM
1.62 - 29.00 MHz5 kHzAM
29.00 - 35.53 MHz10 kHzFM
35.53 - 51.00 MHz5 kHzAM
51.00 - 54.00 MHz20 kHzFM
54.00 - 76.00 MHz5 kHzFM
76.00 - 108.00 MHz50 kHzWFM
108.00 - 136.05 MHz25 kHzAM
136.05 - 138.00 MHz10 kHzFM
138.00 - 142.00 MHz25 kHzAM
142.00 - 144.00 MHz10 kHzAM
144.00 - 146.00 MHz20 kHzFM
146.00 - 170.00 MHz10 kHzFM
170.00 - 225.00 MHz50 kHzWFM
225.00 - 250.40 MHz100 kHzAM
250.40 - 430.00 MHz12.5 kHzFM
430.00 - 440.00 MHz20 kHzFM
440.00 - 459.50 MHz12.5 kHzFM
459.50 - 464.80 MHz25 kHzWFM
464.80 - 470.00 MHz12.5 kHzFM
470.00 - 810.00 MHz25 kHzWFM
810.00 - 940.00 MHz12.5 kHzFM
940.00 - 1260.00 MHz100 kHzWFM
1260.00 - 1300.00 MHz20 kHzFM
Changing the Reception Mode to Match the Frequency (Auto Mode) ;In the initial state, the frequency mode is set automatically as listed above. This function can be canceled. Hold down FUNC key and press 0 SET Key. Turn the selector to change Set menu to display „on AtMode“.(Illust. 42-1) Hold down FUNC key and turn the selector to change the display from „on“ to „OFF“.
 (Illust. 42-2) 
						

							 To complete the setting, press CLEAR PROGRAM key.
Changing Light OperationThe light stays on for 5 seconds after the Light key is released.  The Light operation can be changed so that it
remains on until the Light key is pressed again. Hold down FUNC key and press 0 SET Key. Turn the selector to change Set menu to display „nor LAmP“.(Illust. 43) Hold down FUNC key and turn the selector to change the display from „nor“ to „tGL“. To complete the setting, press CLEAR PROGRAM key. To turn the light on, hold down FUNC key and press 1 LIGHT key
  To turn the light off, hold down FUNC key and press 1 LIGHT key
Turning the Beep On or OffWhenever a key is pressed, and when the power is switched on, the receiver generates beeping sound. This beep
sound may be turned off with following procedure. Hold down FUNC key and press 0 SET Key. Turn the selector to change Set menu display to „on bEEP“.(Illust. 44) Hold down FUNC key and turn the selector to change the display from „on“ to „OFF“. To complete the setting, press CLEAR PROGRAM key.
Using the Battery Save FunctionIn order to extend the battery life, the amount of current consumed by the receiver can be reduced.  This is called
Battery Save.  The length of time for the Battery Save may be selected from 0 to 9 seconds. Hold down FUNC key and press 0 SET Key. Turn the selector to change Set menu to display „OFF SA“.(Illust. 45-1) Hold down FUNC key and turn the selector to change the display from „OFF“ to select the time setting.
(Illust. 45-2) To complete the setting, press CLEAR PROGRAM key.
 The SAV indicator is displayed at all times when this function is activated.
Using the Auto Power OffThis receiver allows you to turn the power off automatically after approximately 30 minutes of no reception or no key
operation.  A warning beeps one minute before the power is automatically turned off.
To set the Auto Power Off
1. Hold down FUNC key and press 0 SET Key.
2. Turn the selector to change Set menu to display „OFF APO“.(Illust. 46-1)
3. Hold down FUNC key and turn the selector to change the display from „OFF“ to „on“.
(Illust. 46-2)
4. To complete the setting, press CLEAR PROGRAM key.
The APO indicator is displayed at all times when auto power off is activated.
Switching the Set Mode Function Simply (My Key) ;A frequently used Set Mode can be stored in the 4 MY key. In the initial state, the frequency step is stored in this key.
How to Store the selected SET MODE into MY key Hold down FUNC key and press 0 SET key. Turn the selector to change the Set menu display to be stored.(Illust. 47) Hold down FUNC key and press 4 MY key. To complete the setting, press CLEAR PROGRAM key. 
						

							To activate the programmed SET MODE, simply hold down FUNC key and press 4 MY key. The value of the settings
are changed by repeating the action. When Reset or All Reset are performed, the contents of this key return to the
memorized frequency step.
Using the Selector in Key LockWhen Key Lock is activated, all the keys except POWER/SQL OFF/SQL/VOLUME are locked. This function
additionally allows rotary selector to effective even when Key Lock is activated. Hold down FUNC key and press 0 SET key. Turn the selector to change the Set menu to display „OFF FLCH“.(Illust. 48-1) Hold down FUNC key and turn the selector to change display from „OFF“ to „on“.
 (Illust. 48-2) To complete the setting, press CLEAR PROGRAM key.
Controlling the Squelch with RF Level (RF Squelch)Instead of mechanical SQUELCH control, this function automatically sets the squelch level accordingly to the RF
signal strength measured by S-meter. SQL knob, therefore, disabled when this mode is in effect. Hold down FUNC key and press 0 SET key. Turn the selector to change the Set menu to display „OFFrFSqL“.   (Illust. 49-1) Hold down FUNC key and turn the selector to change the display from „OFF“ to any of RF signal strength
levels you want to set.(Illust.49-2) To complete the setting, press CLEAR PROGRAM key.
Reducing Receiving Sensitivity (Attenuator)This setting allows the receiver’s sensitivity to be reduced intentionally to avoid overloading and possible distortion
against very strong signal. Hold down FUNC key and press 0 SET key. Turn the selector to change the Set menu to display „OFF Att“.   (Illust. 50-1) Hold down FUNC key and turn the selector to change the display from „OFF“ to „on“.
 (Illust. 50-2) To complete the setting, press CLEAR PROGRAM key.
 
When this function is switched on, the ATT indicator lights continuously.
Receiving sensitivity is reduced by approximately 20 dB (when at 100 MHz) when this function is activated.
Changing the Proportion of Activation of the Signal Meter in FM ModeThis setting allows receiver to reduce signal level meter sensitivity in FM mode. Hold down FUNC key and press 0 SETkey. Turn the selector to change the Set menu to display „nor nFm-S“.   (Illust 51-1) Hold down FUNC key and turn the selector to change the display from „nor“ to „Lo“.
 (Illust. 51-2) To complete the setting, press CLEAR PROGRAM key.
Note:
l When this function is set on LO, .(dot) is displayed continuously at the lower right corder of the dispaly.
l This function does not operate when the reception Mode is set at WFM or AM.
l This function is most effectively used with attenuator to detect the source of signals such case as Fox Hunting. 
						

							Changing the Frequency to MHz Digit (Fast Step)In order to change the frequency rapidly, this receiver is equipped with FAST STEP function. This is activated by
turning the rotary selector while FUNC key is pressed. Initially at the factory, a digit of 1MHz is set for this mode
therefore the frequencies change at the digit of 1MHz by activating FAST STEP. The digit of frequency may be
reprogrammed of your preference.
To change the digit of FAST STEP, Hold down FUNC key and press 0 SET key. Turn the selector to change the Set menu to display „FSt - -u- -“.(Illust. 52) Hold down FUNC key and turn the selector to set „u“ to be at desired digit. To complete the setting, press CLEAR PROGRAM key.
Changing the Frequency in 100 MHz StepsBy pressing 5 or ENT key while holding down FUNC key, you are able to change the frequency in 100 MHz steps.
To activate this function Hold down FUNC key and press 0 SET key. Turn the selector to change the Set menu to display „OFF ud100“.(Illust. 53-1) Hold down FUNC key and turn the selector to change display from „OFF“ to „on“.
 (Illust. 53-2) To complete the setting, press CLEAR PROGRAM key.
REFERENCESTroubleshootingIn case of malfunction, check if any of the following items may be causing the problem before you determine the unit
is defective and require servicing.
SYMPTOMS CAUSEThe power cannot be turned on. The battery may be fully exhausted.
The frequency cannot be changed.The Key Lock may be activated.
Not receiving any signals or only strong The antenna is not properly connected.
signals are received.The radio station is too far away.
 The squelch knob is turned fully clockwise.
 A large value is set in RF Squelch setting.
No audio The volume knob is turned fully counterclockwise.
 RF Squelch is set.
 The reception Mode does not match.
Receiving Sound is Distorted. The reception Mode does not match.
Noise is emitted.The squelch knob is turned fully counterclockwise.
  ( Squelch is off) 
						

							The channel memory is not stored. There are no vacant channel Memory addresses.
Does not scan/ search.Squelch is off.
Not able to scan Channel MemoriesThe frequencies are not stored or only one frequency is
 stored.
 
Specifications
General
Frequency range0.500MHz - 1299.999MHz
Speaker impedance8 ohms
Antenna impedance50 ohms
Antenna connector BNC
Frequency Step1kHz, 5kHz, 6.25kHz, 9kHz, 10kHz, 12.5kHz, 15kHz, 20kHz, 25kHz, 30kHz, 50kHz, 100kHz,
 AUTO
Number of Channel MemoryChannel Memory400
Search band channel Memory10
Search pass channel Memory80
Operating voltage 2.2 - 3.5VDC
Rated voltage3.0VDC
Applicable batteryAA-size manganese / alkaline
Current consumptionIn receivingApprox.125mA at AF OUT 60mW
 In stand-by Approx.65mA
 At Battery save 1 sec.Approx.16mA
Dimensions58(W) x 97(H) x 24 (D) mm(Not including projections)
WeightApprox.200g (Including batteries and antenna)
Operating temperature-10 C to +60 C
Receiver
Reception typeA3E(AM), F3E(WFM,FM)
Sensitivity0.5MHz to 5MHz
AM1.5V (10dB S/N)
 5MHz to 160MHz
AM1.0V (10dB S/N)
FM0.5V (12dB SINAD)
WFM0.7V (12dB SINAD)
160MHz to 370MHz
AM1.0V  (10dB S/N)
FM0.7V (12dB SINAD)
WFM1.0V (12dB SINAD)
370MHz to 520MHz
FM0.5V (12dB SINAD)
WFM1.0V (12dB SINAD)
520MHz to 1300MHz
FM1.0V (12dB SINAD)
WFM1.0V (12dB SINAD)
Audio outApprox.90mW (8 ohms, 10 % distortion)