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VERTEX STANDARD CO., LTD.
4-8-8 Nakameguro, Meguro-Ku, Tokyo 153-8644, Japan
VERTEX STANDARD
US Headquarters
FM TRANSCEIVER
10900 Walker Street, Cypress, CA 90630, U.S.A.
YAESU EUROPE B.V.
P.O. Box 75525, 1118 ZN Schiphol, The Netherlands
YAESU UK LTD.
FT-1807M
Unit 12, Sun Valley Business Park, Winnall Close
Winchester, Hampshire, SO23 0LB, U.K.
Technical Supplement VERTEX STANDARD HK LTD.
Unit 5, 20/F., Seaview Centre, 139-141 Hoi Bun Road,
Kwun Tong, Kowloon, Hong Kong
©2006 VERTEX STANDARD C
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Specifications General Frequency Range: Tx 400 - 470 MHz Rx 400 - 470 MHz Channel Step: 5/10/12.5/15/20/25/50/100 kHz Standard Repeater Shift: ±600 kHz Frequency Stability: Better than ±5 ppm (–20 °C to +60 °C) Modes of Emission: F2D/F2A/F3E Antenna Impedance: 50 Ohms, unbalanced Supply voltage: 13.8 V DC ±15%, negative ground Current Consumption (typical): Rx: less than 0.7 A, less than 0.3 A (squelched) Tx: 10 A (50 W) /7 A (25 W) /5 A (10 W) /4 A (5 W) Operating Temperature Range: –20° C to +
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Exploded View & Miscellaneous Parts CP8579001 CASE ASSY w/SP NET: S8002087 M4090178 SPEAKER S8002118 (2 pcs) T9206438A CUSHION WIRE ASSY S8002063 CAP-SP ACCESSORIES VXSTD P/N DESCRIPTION ( ) AAA43X001 MICROPHONE MH-48A6J T9206876 (FT-1807M) T9206955 (FT-1807E) ( ) T9021715 DC CABLE FT-1807M G1094344 WIRE ASSY ( ) T9022815 DC CABLE FT-1807E RA55H4047M ( ) Q0000081 SPARE FUSE 15 A: FT-1807M ( ) Q0000075 SPARE FUSE 15 A: FT-1807E ( ) D6000055 BRACKET MMB-36 CB0297000 SCREW SET REF
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Note 4
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Block Diagram 5
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Connection Diagram 6
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Circuit Description C1122, to the audio mute gate Q1034 (2SJ364). Receive Signal Path Incoming RF signal is from the antenna jack is deliv- The audio signal passes through a band-pass filter ered to the Main Unit and passed through the low- consisting of Q1046 and Q1047 (both 2SC4154), and pass filter network consisting capacitors C1213, the audio mute gate Q1039 (2SJ347), to the audio C1236, C1239, & C1238 and coils L1017, L1018, & VR which adjusts the audio sensitivity to compen- L1019, antenn
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Circuit Description TX APC Circuit PLL A portion of the power amplifier module output is A portion of the output from the VCO Q1009 rectified by D1022 (1SS321), then delivered to APC (2SC5374) passes through the buffer amplifier Q1038 (LM2904PWR), as a DC voltage which is pro- Q1010 and Q1017 (both 2SC5374), then delivered portional to the output level of the power amplifier to the programmable divider section of the PLL IC module. Q1011 (MB15A01PFV1), which divided according to the frequency di
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Alignment Introduction Required Test Equipment The FT-1807M is carefully aligned at the factory for The following test equipment (and familiarity with the specified performance across the amateur band. its use) is necessary for complete realignment. Cor- Realignment should therefore not be necessary ex- rection of problems caused by misalignment result- cept in the event of a component failure. Only an ing from use of improper test equipment is not cov- authorized Vertex Standard representative
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Alignment Alignment Preparation & Precautions Entering the Alignment Mode A 50-Ohm RF load and in-line wattmeter must be Alignment of the FT-1807M is performed using a connected to the antenna jack in all procedures that front panel software-based procedure. To perform call for transmission; alignment is not possible with alignment of the transceiver, it must first be placed an antenna. After completing one step, read the next in the “Alignment Mode,” in which the adjustments step to see if the
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Alignment Squelch Threshold Level TX Power (Low 3) Inject a 435.100 MHz signal at a level of –14 dBµ Rotate the DIAL knob to set the alignment param- (with 1 kHz modulation @±3.5 kHz deviation) eter to “435.000 L3 435.000 L3 435.000 L3 435.000 L3 435.000 L3.” [ ( )] from the RF signal generator. Press the D/MR MW key to enable adjustment Rotate the SQL knob to the 10-o’clock position. of the “TX Power (Low 3).” Rotate the DIAL knob to set the alignment param- Press the PTT switch to activa
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Alignment CTCSS TX Deviation DCS TX Deviation Rotate the DIAL knob to set the alignment param- Rotate the DIAL knob to set the alignment param- eter to “435.000 103 435.000 103 435.000 103 435.000 103 435.000 103.” eter to “43.000 dC 43.000 dC 43.000 dC 43.000 dC 43.000 dC.” [ ( )] [ ( )] Press the D/MR MW key to enable adjustment Press the D/MR MW key to enable adjustment of the “CTCSS TX Deviation.” of the “DCS TX Deviation.” Press the PTT switch to activate the transmitter, Press the PT
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MAIN Unit Circuit Diagram 0 V (4.0 V) 3.4 V (3.4 V) 0 V (1.6 V) 3.5 V 0 V 0 V 0 V (3.5 V) (0 V) 0.6 V (0.7 V) (6.4 V) 5.5 V 0 V (0.6 V) 0 V (5.5 V) 0 V (0 V) (0.9 V) 1.7 V (6.4 V) 1.5 V 6.3 V (1.7 V) (1.5 V) (0.4 V) 0.7 V 0 V 0 V 0 V 0 V 2.9 V (0.7 V) (0 V) (2.6 V) (0.8 V) (4.2 V) (2.9 V) 0 V 0 V (6.7 V) 1.0 V (2.7 V) (1.0 V) 5.2 V (0.6 V) 2.3 V 4.2 V (0.5 V) 0.1 V (0 V) (2.3 V) 0.6 V (0.5 V) 0 V 4.8 V (2.6 V) (4.9 V) 5.0 V (4.5 V) 0.6 V 5.5 V (0.6 V) 2.3 V (0.2 V) 0 V (0.1 V) (0 V) 1.5 V 2.9 V
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MAIN Unit Note 14
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MAIN Unit Parts Layout (Side A) A BCE D F RA55H4047M KIA7808API LA4425A (Q1030) (Q1015) (Q1035) 1 2SA1774 (FR) 2SJ562 2SC4154 (E) (Q1007) (Q1008) (Q1033) 2SC4400 (RT4) (Q1032) 2 2SC4617 (BR) (Q1051, 1053) 2SC5226 (R22) (Q1026) 2SC4915O (Q0) CD4094BPWR 3SK296ZQ (ZQ) (Q1054) (Q1048) (Q1037, 1045) 2SC5374 (NA) MB15A01PFV1 (Q1009, 1010, 1017, (Q1011) 1023) NJM2591V (Q1028) 3 DTC144EE (26) 2SJ364 (4M) (Q1003, 1004, 1014) (Q1055) 4 DA221 (26) DAN235E (M) (D1011, 1013, 1016) (D1010) 5 15
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MAIN Unit Parts Layout (Side B) a bce d f LM2902PWR M62364FP LM2904PWR (Q1005, 1049) (Q1043) (Q1038, 1044, 1050) 1 2SA1774 (FR) 2SJ347 (KS) 2SJ364 (4M) (Q1024, 2027, 1029) (Q1039) (Q1034, 1036, 1041, 1042) 2 2SC4154 (E) DTC144EE (26) S-812C50AUA (Q1001, 1021, 1046, (Q1013, 1020, 1022, (Q1016) 1047) 1031, 1040) FMMTL718TA (Q1025) 3 DA221 (26) 1SS321 (F9) (D1009) (D1022) DAN222 (N) (D1012, 1014, 1029, 1031) 4 5 16
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MAIN Unit Parts List REF DESCRIPTION VALUE V/W TOL. MFR'S DESIG VXSTD P/N VERS. LOT SIDE LAY ADR PCB with Components CB3539001 FT-1807M CB3539002 FT-1807E Printed Circuit Board AH023U000 FR014760C 1- C 1001 CHIP TA.CAP. 10uF 10V TAJA106M010Y K78100072 1- B e4 C 1002 CHIP TA.CAP. 10uF 10V TAJA106M010Y K78100072 1- B e4 C 1003 CHIP CAP. 0.01uF 25V B GRM39B103M25PT K22144802 1- B e3 C 1005 CHIP CAP. 100pF 50V CH GRM1882C1H101JA01D K22174235 1- A A1 C 1006 CHIP CAP. 0.001uF 50V B GRM188B11H102KA01D
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MAIN Unit Parts List REF DESCRIPTION VALUE V/W TOL. MFR'S DESIG VXSTD P/N VERS. LOT SIDE LAY ADR C 1082 AL.ELECTRO.CAP. 100uF 16V RC2-16V101MF1# K40129038 1- A B3 C 1083 CHIP CAP. 0.001uF 50V B GRM188B11H102KA01D K22174809 1- B d4 C 1084 CHIP CAP. 0.001uF 50V B GRM188B11H102KA01D K22174809 1- B d3 C 1086 CHIP CAP. 0.01uF 25V B GRM39B103M25PT K22144802 1- B a5 C 1087 CHIP CAP. 100pF 50V CH GRM1882C1H101JA01D K22174235 1- A D5 C 1089 CHIP CAP. 0.1uF 16V B GRM188B11C104KA01D K22124805 1- A F4 C 109
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MAIN Unit Parts List REF DESCRIPTION VALUE V/W TOL. MFR'S DESIG VXSTD P/N VERS. LOT SIDE LAY ADR C 1166 CHIP CAP. 0.01uF 25V B GRM39B103M25PT K22144802 1- A E4 C 1167 CHIP CAP. 100pF 50V CH GRM1882C1H101JA01D K22174235 1- A D3 C 1168 CHIP CAP. 0.01uF 25V B GRM39B103M25PT K22144802 1- A D4 C 1170 CHIP CAP. 10pF 50V CH GRM1882C1H100JA01D K22174211 1- A E4 C 1171 CHIP CAP. 1pF 50V CK GRM1884C1H1R0CZ01D K22174202 1- A D4 C 1173 CHIP CAP. 0.1uF 16V B GRM188B11C104KA01D K22124805 1- B b4 C 1174 CHIP C
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MAIN Unit Parts List REF DESCRIPTION VALUE V/W TOL. MFR'S DESIG VXSTD P/N VERS. LOT SIDE LAY ADR C 1251 CHIP CAP. 1pF 50V CK GRM1884C1H1R0BZ01D K22174267 1- A E3 C 1252 CHIP CAP. 1pF 50V CK GRM1884C1H1R0BZ01D K22174267 1- A F4 C 1253 CHIP CAP. 0.001uF 50V B GRM188B11H102KA01D K22174809 1- B b3 C 1254 CHIP CAP. 0.001uF 50V B GRM188B11H102KA01D K22174809 1- B b3 C 1255 CHIP CAP. 0.01uF 25V B GRM39B103M25PT K22144802 1- B c4 C 1256 CHIP CAP. 0.001uF 50V B GRM188B11H102KA01D K22174809 1- B b3 C 1257
