Bk-precision 2640 - Manual Manuel d'utilisateur

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10 Save/Load………………………………………………………….………………….53 Frequency Counter…………………………………………………………….…….57 Power Source………………………………………………………………..……….59 Level Unit…

11 Overview The B&K Precision 2640 handheld RF Field Strength Analyzer is optimized to analyze signals from many different source for multiple

12 Main features  100 kHz to 2,000 MHz measurement range  Frequency Spectrum Analyzing Function and Frequency Counter Function  Measure N-FM,

13 RF Field Strength Analyzer  Spectrum: Peak Search, Marker to Center,  Internal Attn.: The input range can be extended by internal Max 10 d

14 Frequency Range 100 kHz to 2,000 MHz Resolution Min. 6.25KHz Multiples Accuracy ± 4.5 PPM W-FM / N-FM / AM / SSB Wide FM :

15 Specifications Type Mono STN LCD Display Resolution 192 Pixels X 192 Pixels LCD Light On / Off Frequency Range 35 MHz to 2,00

16 Specifications A RF Input Connector N type Female, 50 Ohms Max Input Level Max. +10 dBm, 5Vrms Operating Temperature 0 ℃ to 40

17 Specifications Dimension 4 ”(W)×9 ”(H)×1.8 ”(D) Weight Approx. 0.66 Kg(1.45 lbm) (including Antenna, except Batt

18 Front Panel The LCD screen can display the signal input level, frequency and amplitude values, and the relative syste

19 Front Panel  Mode Key to set up the Reception Mode or input the MHz unit for frequency value input  Sweep Key to set up the Sweep Mode or i

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20 Rear Panel  Belt Clip User can yoke the B&K Precision 2640 on a belt.  Speaker User can use the speaker t

21 Side Panel  DC Input Jack User can use this DC input jack for power supply and battery charging with SMPS type

22 Top Panel  Input Connector for Signal Level User can connect the antenna or coaxial cable to this connector on the system. Th

23 Before Power ON How to insert and charge the AA Type Ni-MH rechargeable batteries? For the insertion of batteries, please release the screw on t

24 Power ON To turn on the system power, Press the key. The system power is ON. The last displayed screen from the previous usage will be displaye

25 Turn on power of instrument STEP 1 - Push the Key. STEP 2 (Adjust to LCD Contrast) - Push the Key. - Push the LCD CONTRAST (No.8)

26 Description of operating screen 1. ICON window 2. Frequency Input window 3. Wavy pattern window 4. Squelch window 5. Ma

27 Description of operating screen ⓐ Shift State Indication Normal state Shift Input state ⓑ Reception Mode State Indication Wide Frequen

28 Description of operating screen ⓕ Buzzer On/off Indication Buzzer Off Buzzer On ⓖ Battery Residual Indication Full Empty ⓐ Fre

29 Description of operating scene ⓐ Center Frequency Indication NONE Maker 1 Frequency Indication Maker 2 Frequency Indication Fr

3 Safety Term and Symbols . Danger statements identify condition or practices that could result in injury or loss of life. Caut

30 Description of operating screen ⓐ Indication Reference Value of Screen Level Value Indication to Vertical Level Value of Wavy

31 Description of operating screen ⓐ Center Marker, Marker 1, When Squelch Marker CENT Center Frequency MHz SPAN Span Frequency STEP Step Fre

32 Reception Mode Reception Mode has a total of (4) four modes. Wide-FM Wide Frequency Modulation Wide FM RBW(Resolution Bandwidth ) 180 kHz Narrow-

33 Sweep Mode is used to set up operation characters which interpret Input. Every each operation character is same as follows. Establish this

34 Set up Span The span is able to be set 1MHz to 400MHz. It has two settings – 1MHz step up to 20MHz and 20MHz step from 20MHz to 400MHz. If other n

35 Frequency Input Chosen Reception Mode, Sweep Mode and Span are showed on the top center of LCD. At first, choose Reception Mode and Sweep Mode to

36 Frequency Input STEP 1 - Check the state of Frequency Input Window. You can input Center Frequency when state of Frequency Input Window is CENT .

37 Adjust screen Level Settle Top Level- Reference Level and Level Resolution to be Display on scene. “RLEV” is an abbreviation of Reference Level

38 Run-Scanning Run-Scanning is a process interpreting Frequency according to established Frequency Bandwidth and Span. And Run- scanning processes

39 Marker B&K Precision 2640 has Center Marker, Marker 1, Delta Marker (Marker1 and Marker2) and Squelch Marker. Each Marker Mode can define a st

4 Caution for safety  Prohibiting to removal the cover Do not remove the instrument cover to access the internal components. Only B&K Precis

40 Marker Center Marker is not a Mode the user will choose when using Mark Mode in Basic operation. When inputting Start Frequency and Stop Frequen

41 Marker To use Marker 1 , press the Marker(DEL) key in Center Marker status. When it turns to Marker 1 mode, Marker mode icon is changed to .

42 Marker Press the Marker (DEL) Key until the Marker mode icon is changed to Delta Marker in the display window. And in this ca

43 Marker STEP 1 - Press the Marker (DEL) Key. - Check the Delta Marker mode in the display window STEP 2 - To move the Marker 1 to wanted p

44 Marker To know the magnitude of frequency, user can use the Squelch Marker. And the Squelch Marker is the right Marker on the vertical axis of th

45 Marker STEP 1 - Press the Marker key. - Check the Squelch Marker mode. STEP 2 - Move the Squelch Marker to wanted point using the Up/Down

46 Power Meter To use the Single Power Meter Function, at first push the Shift and then check the icon that is changed. Please push th

47 Power Meter To use the Multi Power Meter Function, at first push the Shift key and then check the icon that is changed. Please push the No. 5(

48 UNIT STEP 1 - Push the Shift Key. STEP 2 - Push the No.6 (UNIT) key. STEP 3 - Using the Up/Down Key or knob key, move to t

49 Setting of Attenuator The internal attenuator is used for maximum input signal -45dBm with Menu function. To set the internal attenuator, press t

5  DC Power The operating Personnel must use the DC adaptor supplied with this instrument. Other adaptors could result in damage to this instrument

50 LCD Light The LCD Light is designed to ease the use of the instrument in a dark location. Press the Shift key to change the upper right icon

51 LCD Contrast The function of LCD contrast is to adjust the contrast for the remained battery capacity. Push the Shift key to change the

52 Buzzer ON/OFF User can set the Buzzer ON/OFF (Toggle ON/OFF) Push the Shift Key. Then the Icon of left upper window is changed to shift icon

53 Save/Load The function of Save/Load is for the Waveform and Setup Statuses. The function of Save is for concurrently saving the Waveform and Setu

54 Save/Load STEP 1 - Press the Shift key STEP 2 - Press the Enter key STEP 3 - To save the waveform or setup status, a name with at least

55 LCD contrast and LCD light states are not saved. Save/Load STEP 1 - Press the Shift key STEP 2 - Press the Enter key STEP 3

56 Save/Load STEP 1 - Press the Menu key STEP 2 - To select the DELETE, use the Up/Down keys or Knob key and press the Enter

57 Frequency Counter Select the F.counter under Main Menu - function The input connector for the frequency counter is BNC connector. When

58 Frequency Counter STEP 1 - Press the Menu key STEP 2 - To select the FUCTION, use the Up/Down keys or Knob key and press the Enter key

59 Power Source To check the battery’s remained capacity Battery, user can refer to the battery icon in the upper area of display window  How

6 B&K Precision 2640 Ni-MH battery is rechargeable. Charging is controlled from the power of the battery cell and the temperature of the battery.

60 Level Unit The setting for level unit can be set up in the Menu. The level unit can be set up as below □ dBm □ dBuV □ dBmV STEP 1 - Push

61 Reset The function of Reset is for initializing the memory or system. The three kinds of resets are supported. And these resets are run through

62 Baud Rate The setting of the baud rate is for the transmission speed. The Baud Rate between PC and system is same as below. S

63 Connection for PC The function of CONNECT PC is for connecting to a PC. First, the GUI program is run on the PC. And the serial cable is connect

64 Auto Power The Auto Power function should be used to conserve system power. When the power OFF time is enabled (“NONE” is not selected), the

65 Offset Level Offset compensates for any loss due to the cabling. Offset adds the value of +Offset to all values of measurement. STEP 1 - Press t

66 Menu There are two modes. One is Multi key function with the Shift Key and the other is to select other functions. It can select th

67 Menu STEP 1 - Push the Menu key twice STEP 2 - To select wanted function, use the Up/Down Keys or the Knob Key. STEP 3 - Push the Enter

68 Menu Function Spectrum Set up the functions of Spectrum and frequency counter. (note: TEST Mode is for Factory use only) Frequency Counter TEST

69 Menu Reset Pre Reset Restarting the System and clear all parameters for set up Memory CLR Delete the stored data System INI All R

7 Warranty Limited One-Year Warranty B&K Precision warrants to the original purchaser that its products and the co

70 System There are modes that select the function of Multi key using the Shift Key and the other functions. Functions can be selecte

71 System STEP 1 - Press the Menu Key STEP 2 - Press the Menu Key once more. STEP 3 - To select desired function, use the Up/Down Keys o

72 System Auto Power None Select auto power saving mode. 05 Minutes 10 Minutes 20 Minutes 30 Minutes Buzzer ON Select Buzzer

73 Run [GHz]  Instruction to start scanning frequencies After power on, this button will work as it did under the most recent setup, or when Squ

74 Sweep [kHz]  Selecting Sweep Mode This button selects the Sweep Mode such as FREE Run , SQUELCH Run and SINGLE Run [Please refer to

75 No. 1 [Start/Stop]  Press the No. 1 key to input the value of 1. To input the value of numeral 1 in the Start/Stop/Scan/Center frequenci

76 No. 3 [Level]  Push the No. 3 key to input the value of 3. In order to input the value of numeral 3 in the Start/Stop/Scan/Center frequenc

77 No. 5 [MULTI]  Push the No. 5 key to input the value of 5. Push the No. 5 Key to input the value of numeral 5 in the Start/ Stop /Scan/

78 No. 7 [LCD Light]  Push the No. 7 key to input the value of 7. When inputting the value of numeral 7 in the Start/Stop/Scan/Center frequen

79 No. 9 [Attenuator]  Push the No. 9 key to input the value of 9. To input the value of numeral 9 in the Start/Stop/Scan/Center frequencies

8 Accessories (included) Carrying Case AC Adaptor Carrying Strap Coaxial Cable RS-232 Cable Power Cable Ear Phone

80 Shift  Using the Function Key The Shift Key dose not performs any function by itself. The Shift Key can be used with functions printed be

81 Menu [Load]  Menu Function Various functions can be selected after entering Menu item. At the Menu item, pushing the Menu Key once more; wi

82 Up/Down Keys and Knob Key  Up/Down Keys and Knob Key Functions Movement of Marker, Menu items and System After setting the Span, the Span

83 Service Information Warranty Service: Please return the product in the original packaging with proof of purchase to the address below. Clearly st

84 Printed in Korea Copyrights © B&K Precision Corp. 2010 B&K Precision Corporation 22820 Savi Ranch Parkway Yorba Linda, CA 92887 www.bk

9 1. Introduction Overview……………………………….……………………………..……………….11 2. Features Main features …………………………………………………………………….…12 3. Functions RF Field Strengt