ft 7800 service manual

In most cases one Your cooperation in pointing out any Servicing this equipment requires expertise in handling surface-mount chip components. Attempts by non-qualified persons to service this equipment may result in permanent damage not covered by the warranty, and may be illegal in some countries. Therefore, prior to adjustment you must adjust the DIAL knob to set the Alignment of the FT-7800R is performed using a front- frequency to the middle of the band, in step 2, so you panel software-based procedure. To perform alignment can set peak in the DC voltmeter's deflection in the of the transceiver, it must first be placed in the “Align-. LOT SIDE LAY ADR PCB with Components CS1803001 USA A2U CS1803004 EXP A1 CS1803005 EXP A2 CS1803006 EXP A3 CS1803007 EXP B1 CS1803008 EXP B2 CS1803009 EXP B3 CS1803010 EXP C1 CS1803011. LOT SIDE LAY ADR C 1123 CHIP CAP. 0.001uF GRM36B102K50PT K22178809 C 1124 CHIP CAP. 0.01uF GRM36B103K16PT K22128804 C 1125 CHIP CAP. 0.01uF GRM36B103K16PT K22128804 C 1126 CHIP CAP. 0.001uF GRM36B102K50PT K22178809. LOT SIDE LAY ADR C 1200 CHIP CAP. 0.0047uF GRM36B472K25PT K22148830 C 1201 CHIP CAP. 0.001uF GRM36B102K50PT K22178809 C 1202 CHIP CAP. 0.1uF GRM36B104K10PT K22108802 C 1203 CHIP CAP.LOT SIDE LAY ADR C 1280 CHIP CAP. 0.001uF GRM36B102K50PT K22178809 C 1281 CHIP CAP. GRM39F105Z10PT K22105001 C 1283 CHIP CAP. 47pF GRM36CH470J50PT K22178228 C 1284 CHIP CAP. 0.001uF GRM36B102K50PT K22178809. LOT SIDE LAY ADR C 1356 CHIP CAP. 0.001uF GRM36B102K50PT K22178809 C 1358 CHIP CAP. 0.001uF GRM36B102K50PT K22178809 C 1359 CHIP CAP. GRM36CH070B50PT K22178294 C 1361 CHIP CAP. 0.001uF GRM36B102K50PT K22178809. LOT SIDE LAY ADR C 1414 CHIP CAP. 56pF GRM36CH560J50PT K22178230 VER. C2 C 1414 CHIP CAP. 56pF GRM36CH560J50PT K22178230 VER. C3 C 1414 CHIP CAP. 56pF GRM36CH560J50PT K22178230 VER. LOT SIDE LAY ADR L 1032 M.RFC 0.0047uH TFL0816-4N7 L1690487 L 1033 M.RFC 0.0047uH TFL0816-4N7 L1690487 L 1034 M.RFC 0.0047uH TFL0816-4N7 L1690487 L 1035 M.RFC 0.

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Please do not offer the downloaded file for sell only use it for personal usage. Looking for other manual? For this no need registration. May be help you to repair. You could suffer a fatal electrical shock. Instead, contact your nearest service center. Note! To open downloaded files you need acrobat reader or similar pdf reader program. In addition, Also some files are djvu so you need djvu viewer to open them. These free programs can be found on this page: needed progs If you use opera you have to disable opera turbo function to download file. If you cannot download this file, try it with CHROME or FIREFOX browser. Translate this page: Relevant OTHER forum topics: Yaesu FTL7002 UHF ado-vevo Sziasztok! Tudna valaki segiteni Yaesu FTL-7002 tip. URH ado-vevo mukodesi tartomanyanak a boviteseban. Nem talalok anyagot hozza.Most 450-490Mhz kozott mukodik, de nekem 430-450Mhz-ig kellene. Ha tud valaki segiteni megkoszonom. Udv:pandora yaesu FYG-3u hasznalata sziasztok.CsabaYou can write in English language into the forum (not only in Hungarian). The resource is currently listed in dxzone.com in a single category. The main category is VHF UHF mobile transceiver that is about VHF UHF mobile transceiver.Webmaster, add a Remote rating Yaesu FT-7800 7900 Mod - CAP MARS transmitting modification for the Yaesu FT-7800 and FT-7900. Yaesu FT-7800 Service Manual - Service manual in PDF Format for the Yaesu FT-7800 transceiver.Share this link with your friends, publish within popular social networks or send it via email.Service provided by Google FeedBurner. Operating Manual PDF Service Manual for Yaesu FT-7800R (FT 7800 R FT7800R): Mods for Yaesu FT-7800R (FT 7800 R FT7800R): Yaesu FT-7800R (FT 7800 R FT7800R) TX mod in german language with picture Yaesu FT-7800R (FT 7800 R FT7800R) MARS CAP modification Yaesu FT-7800R (FT 7800 R FT7800R) TX mod Yaesu FT-7800R (FT 7800 R FT7800R) technical specifications. Attempts by non-qualified Each side of thr board is.

User Agreement, Privacy, Cookies and AdChoice Norton Secured - powered by Verisign. Page Count: 48 US HeadquartersWinchester, Hampshire, SO23 0LB, U.K. Technical SupplementThis manual provides technical information necessary for servicing the FT-7800R Transceiver. Servicing this equipment requires expertise in handling surface-mount chip components. Attempts by non-qualifiedTwo PCB layout diagrams are provided for each double-sided circuit board in the transceiver. Each side of thr board isIn most cases oneWhile we believe the technical information in this manual to be correct, Vertex Standard assumes no liability for damage that may occur as a result of typographical or other errors that may be present. Your cooperation in pointing out anyContents. Specifications. A-1. Block Diagram. C-1. Circuit Description. D-1. Alignment. E-1. MAIN Unit. F-1. PANEL Unit. G-1. CH Unit. H-1General. Frequency Range. RX: 108.000 - 520.000 MHz,TX: 144.000 - 148.000 MHz or 144.000 - 146.000 MHz,Channel Steps. Modes of Emission:Frequency Stability. Supply Voltage. Current Consumption (Approx.): RX: 0.5 A (Squelched)Weight (Approx.):Transmitter. Output Power. Modulation Type. Maximum Deviation. Spurious Radiation. Microphone Impedance. DATA Jack Impedance. Variable ReactanceReceiver. Circuit Type. Intermediate Frequencies. Sensitivity. Squelch Sensitivity. Maximum AF Output. AF Output Impedance. Double-conversion superheterodyneNoteVHF Reception. The incoming VHF signal is passed through a low-passD1075 (RLS135) and D1015 (HVC131), and another lowpass filter network to the RF amplifier Q1008 (3SK296ZQ). The amplified RF signal is passed through a varactor controlled bandpass filter consisting of L1017, L1018, and. D1010, D1011, and D1012 (all HVC365), then applied toThe first local signal is generated between 189.05 MHzD1051 (HVC365), and D1052 (HVC362). UHF Reception.

0047uH TFL0816-4N7 L1690487 L 1036 M.RFC 0.022uH. LOT SIDE LAY ADR PCB with Components CB2349001 CB2349003 CB2349004 Printed Circit Board AH016M000 FR0111800 C 2001 CHIP CAP. 47pF GRM36CH470J50PT K22178228 C 2002 CHIP CAP. 47pF GRM36CH470J50PT K22178228 C 2003 CHIP CAP. LOT SIDE LAY ADR PCB with Components CB2350001 Printed Circuit Board AH016M000 FR0111900 J 3001 CONNECTOR NTC-623PCBL6-B P1091107 S 3001 ROTARY ENCODER EC11B15202AA Q9000804. No portion of this manual may be reproduced without the permission of VERTEX STANDARD CO., LTD. Something went wrong.Learn more - opens in a new window or tab This amount is subject to change until you make payment. For additional information, see the Global Shipping Program terms and conditions - opens in a new window or tab This amount is subject to change until you make payment. If you reside in an EU member state besides UK, import VAT on this purchase is not recoverable. For additional information, see the Global Shipping Program terms and conditions - opens in a new window or tab Delivery times may vary, especially during peak periods. Learn more - opens in a new window or tab Learn more - opens in a new window or tab Learn more - opens in a new window or tab Learn more - opens in a new window or tab Learn more - opens in a new window or tab See the seller's listing for full details. Contact the seller - opens in a new window or tab and request a postage method to your location. Please enter a valid postcode. Please enter a number less than or equal to 100. If you don't follow our item condition policy for returns, you may not receive a full refund. Refunds by law: In Australia, consumers have a legal right to obtain a refund from a business if the goods purchased are faulty, not fit for purpose or don't match the seller's description. More information at returns. Please let me know when you have made payment and please put your eBay ID as referenceAll Rights Reserved.

15 MHz frequency of the reference oscillator circuit derived from X1002 is divided by the reference frequency divider section of Q1070 (MB15A02PFV1) intoThis pulse is integrated by the charge pump and loop filter of Q1070Introduction and Precautions. Required Test Equipment. The FT-7800R has been carefully aligned at the factoryMHz amateur bands. Realignment should therefore notAll component replacement and service should be performed only by an authorized Vertex Standard representative, or the warranty policy may be voided. The following test equipment (and thorough familiarityCorrection of problems caused by misalignment resulting from use of improper test equipment is not coveredWhile most steps do not require all of the equipment listed, the interactions of someDo not attempt to perform onlyThe following procedures cover the sometimes critical andHowever, if damageWe recommend that servicing be performed only by authorized Vertex Standard service technicians who are experienced with the circuitry and fully equipped for repair and alignment. Therefore, if a fault is suspected, contact the dealer from whom the transceiver was purchasedAuthorized Vertex Standard service technicians realign all circuits and make complete performance checks to ensure compliance with factory specifications after replacing any faulty components. Those who do undertake any of the following alignmentsAlso, Vertex StandardUnder no circumstances should any alignment be attempted unless the normal function and operation of the transceiver are clearly understood, the cause of the malfunction has been clearly pinpointed and any faulty components replaced, and the need for realignment determinedSet up the test equipment as shown below, and apply 13.8. VDC power to the transceiver.Dummy Load. Power SupplyGenerator. RF Sampling. Coupler. Inline. WattmeterDummy LoadCounter. Deviation. Meter. Pin 5. AF Signal. GeneratorPLL Reference Frequency.

The incoming UHF signal is passed through a low-passD1084 (HSC277), and another low-pass filter network toThe amplified RFQ1002 (3SK296ZQ) along with the first local signal fromThe first local signal is generated between 384.95 MHzThe 45.05 MHz first IF signal is applied to the monolithicThe amplified first IF signal is thenThe 44.6 MHz second local signal is derived from 11.15. MHz crystal X1002, the frequency of which is multipliedThe filtered audio signal is passed through the audio volumeSquelch Control. When no carrier received, noise at the output of the detector stage in Q1023 (TA31136FN) is amplified and bandpass filtered by the noise amp section of Q1023While no carrier is received, pin 53 of Q1065Transmit Signal Path. The speech signal from the microphone passes throughThe adjusted speech signal from Q1040 (NJM2902V) isQ1087 (RD70HVF1) up to 50 Watts. This three-stage power amplifier’s gain is controlled by the APC circuit. TheThe 450 kHz second IF signal is applied to the ceramicQ1023 (TA31136FN) to the ceramic discriminator CD1001IF signal before detection of speech.UHF Transmit Signal Path. PTT Circuit. The adjusted speech signal from Q1040 (NJM2902V) isAPC circuit. The 40 Watt RF signal passes through highpass filter and low-pass filter networks, antenna switch. D1077 (UM9401F), and another low-pass filter network,When the PTT switch is pressed, pin 8 of sub CPU Q2001When the CPU receives the “PTT” command, it engages Q1057 (UMA8N)TX APC Circuit. A portion of the power amplifier output is rectified by. D1070 and D1071 (UHF: D1078 and D1079, all. MA2S728), then delivered to APC Q1081 (NJM2904V),The APC Q1081 (NJM2904V) compares the rectified DC voltage from the power amplifierPower amplifier Q1087 (RD70HVF1), so as to maintainA portion of the output from the VCO Q1076 (2SC5374)The 11.

If you reside in an EU member state besides UK, import VAT on this purchase is not recoverable. For additional information, see the Global Shipping Programme terms and conditions - opens in a new window or tab Delivery times may vary, especially during peak periods and will depend on when your payment clears - opens in a new window or tab. Learn More - opens in a new window or tab Learn More - opens in a new window or tab Learn More - opens in a new window or tab Learn More - opens in a new window or tab Learn More - opens in a new window or tab Contact the seller - opens in a new window or tab and request a postage method to your location. Please enter a valid postcode. Please enter a number less than or equal to 1. You're covered by the eBay Money Back Guarantee if you receive an item that is not as described in the listing. Find out more about your rights as a buyer - opens in a new window or tab and exceptions - opens in a new window or tab. Everything is extremely well packed, there is no charge for packing or materials unless we need to build a crate(usually items over 50 lbs). If you have any special request on packaging please let us know. Most of the time are packing is better than you are use to, as we take great pride in getting your items to you safely. All Rights Reserved. User Agreement, Privacy, Cookies and AdChoice Norton Secured - powered by Verisign. Learn more - opens in a new window or tab Read item description or contact seller for postage options. This amount is subject to change until you make payment. For additional information, see the Global Shipping Programme terms and conditions - opens in a new window or tab This amount is subject to change until you make payment. If you reside in an EU member state besides UK, import VAT on this purchase is not recoverable.

For additional information, see the Global Shipping Programme terms and conditions - opens in a new window or tab Learn More - opens in a new window or tab Learn More - opens in a new window or tab Learn More - opens in a new window or tab Learn More - opens in a new window or tab Learn More - opens in a new window or tab See the seller's listing for full details. Contact the seller - opens in a new window or tab and request a postage method to your location. Please enter a valid postcode. Please enter a number less than or equal to 7. You're covered by the eBay Money Back Guarantee if you receive an item that is not as described in the listing. Find out more about your rights as a buyer - opens in a new window or tab and exceptions - opens in a new window or tab. All Rights Reserved. User Agreement, Privacy, Cookies and AdChoice Norton Secured - powered by Verisign. Yaesu Ft 1000Mp Service Manual. This is the manual page for Yaesu.Reload to refresh your session. Reload to refresh your session. In this page you find schematic, users and instructions manuals, service manuals, technical supplement, leaf leads and other good stuff. If you have some stuff that not is listed here you can donate this by contact mods.dk. And when you click on the file or icon it will count as a download. If you want to see manuals from other manufactories you can click on the manufactory menu in the left side. You can also click here to see all the manufactories that mods.dk have manuals, schematics or other files from. As a result, the web page can not be displayed. Cloudflare monitors for these errors and automatically investigates the cause. To help support the investigation, you can pull the corresponding error log from your web server and submit it our support team. Please include the Ray ID (which is at the bottom of this error page). Additional troubleshooting resources. We'll assume you're ok with this, but you can opt-out if you wish.

A dummy load and inline wattmeter must be connectedAfter completing one step, read the following step to determine whether the same test equipment will be required. If not, remove the test equipment (except dummy load and wattmeter, if connected) before proceeding.Correct alignment requires that the ambient temperatureIf possible,Also, the test equipment must be thoroughly warmed up before beginning. Notes: Signal levels in dB referred to in alignment are. Entering the Alignment mode. Alignment of the FT-7800R is performed using a frontpanel software-based procedure. To perform alignmentTo enter the Alignment mode:REF.xxH” to appear on the display, this signifies thatRF Front-end TuningThe FT-7800R’s RF. Front-end has a broad bandwidth. Therefore, prior toSignal Generator.As in the previous section, be sure to set the DIAL knob for the center of theTX Power Output. TX DeviationDCS TX DeviationDCS with a “023” DCS code, and set the Transmit. Power Level to “LOW.”DCS with a “023” DCS code, and set the Transmit. Power Level to “LOW.”Signal Generator.Signal Generator.Signal Generator. S-Meter Sensitivity. DC VoltmeterSignal Generator.CTCSS Encoder with a “100 Hz” tone, and set the. Transmit Power Level to “LOW.”. CTC.xxH.”CTCSS Encoder with a “100 Hz” tone, and set the. Transmit Power Level to “LOW.”Center Meter SensitivityPWR switch for 0.5 seconds (to turn the power off). ThePin 14: 8.40 V. Pin 15: 3.57 V. Pin 16: 3.27 V. Circuit DiagramPin 4: 4.81 V. Pin 8: 0.65 V. Pin 10: 4.81 VNoteParts Layout (Side A)Parts Layout (Side B)Parts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListParts ListCircuit DiagramParts Layout (Side A)Parts ListPrinted Circit BoardParts ListParts ListParts List. NoteCircuit Diagram. Parts Layout. Side A. SideB.

Parts ListPrinted Circuit BoardNoteNo portion of this manualFile Type Extension: pdf. PDF Version: 1.4. Linearized: Yes. Encryption: Standard V1.2 (40-bit). User Access: Print, Fill forms, Extract, Assemble, Print high-res. Create Date: 2003:10:03 01:51:19Z. Subject: Dual Band VHF UHF RTX. Keywords: Yaesu, -, FT-7800R, Technical, supplement. Producer: Acrobat Distiller 5.0 (Windows). Creation Date: 2003:10:03 01:51:19Z. Author: Vertex Standard CO., Ltd. Creator Tool: PageMaker 6.5J. Document ID: uuid:68135281-010b-47dc-b4cf-38695c91a3cc. Instance ID: uuid:97a4a44e-2f4d-4541-86d6-18193d26ecea. Creator: Vertex Standard CO., Ltd. Title: Yaesu - FT-7800R Technical supplement. Description: Dual Band VHF UHF RTX. Has XFA: No. Page Count: 48. Yaesu FT-DX560 product reviews by real people like you. The Meteor-M N2 is a polar orbiting Russian weather satellite. How to setup a RTL SDR with HDSDR and a FT-857 for a panadapter and second receiver. November 1, 2013 - 9:58 am Richard Steele 26ND01. FT-1000 owners: note that the mod assumes that the 250Hz 2nd IF filter is already installed. CW pitch or side tone with 551Hz for Yaesu FT-1000. Yaesu, Vertex FT-26 - Yaesu, Vertex FT-3000M (special.djvu format) - Yaesu, Vertex FT-40. These characteristics Replacement parts that have these Before replacing The use of substitute replacement Make sure that the output is 1 Adjust L3 to indicate DC Service manuals usually include printed circuit boards, block diagrams, exploded views, assembly instructions and parts catalog. It's invaluable source of information for everyone looking to repair their unit. You should look for Owner's Manual. After placing order we'll send You download instructions on Your email address. Learn more - opens in a new window or tab This amount is subject to change until you make payment. For additional information, see the Global Shipping Programme terms and conditions - opens in a new window or tab This amount is subject to change until you make payment.

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