HP 460AR Скачать руководство пользователя страница 24 | Manualshive

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Содержание 460AR

Страница 1: ...HP Archive This vintage Hewlett Packard document was preserved and distributed by www hparchive com Please visit us on the web Scanned by on line curator Tony Gerbic For FREE Distribution Only ...

Страница 2: ...OPERATING AND SERVICING MANUAL ...

Страница 3: ...AMPLIFIER SERIALS PREFIXED 046 OUTPUT INPUT wlOE SA A ER OO l ct J HI r t GAIN POWER w NORTH SHORE LTD 1074 Cheltenllam Rd Santa Barbara Calif 93105 Copyright HEWLETT PACKARD COMPANY 1956 1501 PAGE MILL ROAD PALO ALTO CALIFORNlA U S A printed 1 61 00019 2 ...

Страница 4: ... ohms 300 ohms Less than 10 db Approximately 0 014 lisec Nominally 0 003 Iisec 10 to 90 amplitude No appreciable overshoot 115 230 volts 10 50 1000 cps SO watts POWER SUPPLY DIMENSIONS Rack Mount lit 16 REAR 4 1 9 _ Ita WEIGHT ACCESSORIES AVAILABLE Net 12 lbs Shipping weight 18 Ibs 46A 16A Patch Cord 200 ohms 2 feet long 46A 16B Patch Cord 200 ohms 6 feet long 46A 95A Panel Jack for 200 ohm cables...

Страница 5: ... INSTRUCTIONS 2 1 2 2 2 3 2 4 2 5 Inspection Controls and Terminals Ins tallation Operation Circuit Description 3 3 3 4 5 Section III MAINTENANCE 3 1 Cover Removal 3 2 Tube Replacements 3 3 Power Supply 3 4 230 Volt Operation 3 5 Trouble Shooting 3 6 Replacement of 200 ohm Cable Connector 3 7 Test Procedure 7 7 7 7 8 8 9 Section IV TABLE OF REPLACEABLE PARTS 15 ...

Страница 6: ...ulses A gain of 20 db may be obtained with this amplifier Up to five amp lifiers may be cascaded for additional amplification The Model 460AR is useful as a general laboratory amplifier to increase voltmeter and oscilloscope sensitivity and in television work 1 2 1 3 ACCESSORIES AVAILABLE A complete line of accessories for use with the Model 460AR is available from the Hewlett Packard Company Thes...

Страница 7: ...hree conductor power cable supplied with this instrument is terminated in a polarized three prong male connector The third contact is an offset round pin added to a standard two bladed a c plug which grounds the instrument chassis when used with an appropriate receptacle An adapter may be used to con nect this plug to a standard two contact system When the adapter is used the ground connection is ...

Страница 8: ... The GAIN control will vary the gain of the amplifier over a range of approximately 6 db This control is provided so that the gain of the amplifier can be set to a known value if nec es sary There is no feedback in the amplifier so the gain is directly proportional to the Gm of the tubes The gain is also determined by the output load and will vary with output load in accordance with the relation 2...

Страница 9: ... and seven tubes in the second stage The grids of these tubes are con nected along one transmission line for the input circuit and the plates of the tubes are connected along a second transmission line for the output circ uit A wave traveling down the input line ex cites the grids in succession and half of the corresponding wave generated in the plate circuit travels down the plate line toward the...

Страница 10: ...an be used as a replacement 3 3 POWER SUPPLY Rectifier CRI is connected in a half wave circuit The dc output voltage between ground and the junction of C96 and L25 should be 11 0 lO volts with the line voltage set to 115 volts The GAIN control should be set fully clockwise to maximum Ripple voltage can be quite high without affecting instrument performance Low power supply voltages are generally d...

Страница 11: ...erous to personnel but tube damage can result if this voltage is removed 3 6 REPLACEMENT OF 200 OHM CABLE CONNECTOR 1 Connect 200 ohm cable to length desired Trim end of cable to a point where shielding and outer ins ulation are even with the end of a center conductor support bead After assembly cable length to tip of banana plug will be approximately 1 4 shorter than trimmed cable length FRONT PL...

Страница 12: ...e use of strap wrenches is recommended 9 Measure distance between front edge of rear retainer cap and front edge of front plug assembly This distance must not be less than 31 32 Additional washers installed as in step 4 will increase this distance 10 Wrap and solder the center conductor to the base of the banana plug Do not pull center conductor excessively tight when con necting to banana plug 11...

Страница 13: ...rce for these Service Notes is your local Representative who will be pleased to supply you with copies on request Your c f Representative also maintains complete facilities and spe cially trained personnel to assist you with any engineering appli cation test or repair problems you may have with instruments 10 ...

Страница 14: ... Q 0 0 E 4 0 0 t Q C 0 N I f Q j 0 0 11 ...

Страница 15: ... 12 ...

Страница 16: ...C V V A V1 A Amplifier with 410 Voltmeter Adapter B Amplifier working into 200 Resistance Load 1 C Gaussian Curve Optimum for Pulse 8 2 4 6 o 100 KC 14 16 18 20 22 12 10 w Figure 3 4 Typical Response Curves Model 460A Wide Band Amplifier ...

Страница 17: ...TS AND CHASSIS WITH A VOLT METER OF 100 MEGOHM INPUT R SIST ANCIE 22 AT M X MUM OAIN R 18 12 ED YELLOW TI C90 40 lJF 6 50 T R23 18 RI7 12 I GAIN I C9b 30 lJF RI6 12 R7 12 L5 1 RI5 12 R6 12 L4 RI4 12 R5 12 V4 5654 1 L3 1 RI3 12 R4 12 L2 1 RS L7 I I L8 I I 195 C8 5600 1 C9c tl 01 T 20 lJF LJF RI2 12 R3 12 LI 00 C2 I I 01 lJF L CIO 01 lJF CI 01 lJF JI IINPUT I I I L fm I fm I J m I fm I J l fm J l I ...

Страница 18: ...el number and serial number of instrument 4 If part is not listed give complete description function and location of part Corrections to the Table of Replaceable Parts are listed on an Instruction Manual Change sheet at the front of this manual r RECOMMENDED SPARE PARTS LIST Column RS in the Table lists the recommended spare parts quantities to maintain one instrument for one year of iso lated ser...

Страница 19: ...itor fixed ceramic 19701 0150 0052 1 1 05 Ilf 10 400 vdcw C20 Same as C2 CR1 Rectifier metallic 21964 1880 0001 1 1 F1 Fuse cartridge 6 amp slow blow 75915 2110 0016 1 10 for 115 volt operation Fuse cartridge 4 amp slow blow 75915 2110 0019 1 0 for 230 volt operation 11 Lamp incandescent 6 8V 24455 2140 0012 1 1 2 pin base 12 J1 2 Jack panel 28480 46A 76 2 0 Knob GAIN 28480 G 74K 1 0 L1 thru Coil ...

Страница 20: ... 600 ohms 10 1 2 W RIO Same as R1 R11 thru Same as R2 R18 R19 Same as R8 R20 Same as R9 R21 Not assigned R22 Resistor variable wirewound 71590 2100 0002 1 1 50 ohms 10 3 W R23 Resistor fixed composition 01121 0690 1801 1 1 18 ohms 1O 1 W Optimum value selected at factory Average value shown Sl Switch toggle SPST 04009 3101 0001 1 1 T1 Transformer power 28480 9100 0065 1 1 VI thru Tube electron 565...

Страница 21: ...land Ohio New York N Y Cleveland Ohio Paramus N J 1 9500 Thomas A Edison Industries Div of McGraw Edison Co West Orange N J 1 9701 Electra Manufacturing Co Kansas City Mo 201 83 Electronic Tube Corp Philadelphia Pa 2 1 520 Fansteel Metallurgical Corp No Chicago III 21 335 The Fafnir Bearing Co New Britain Conn 21 964 Fed Telephone and Radio Corp Clifton N J 24446 General Electric Co Schenectady N ...

Страница 22: ... J Tru Ohm Prod Div of Model Engineering and Mfg Co Chicago 111 Allies Products Corp Miami Fla Continental Connector Corp Woodside N Y Lucraft Mfg Co Inc New York N Y National Coil Co Sheridan Wyo Weckesser Co Chicago III Huggins Laboratories Sunnyvale Calif Hi Q Division of Aerovox Olean N Y Solar Manufacturing Co Los Angeles Calif Microwave Associates Inc Burlington Mass Excel Transformer Co Oak...

Страница 23: ...ortation charges prepaid by the original purchaser and when upon our examination it is disclosed to our satisfaction to be defective If the fault has been caused by misuse or abnormal conditions of operation repairs will be billed at cost In this case an estimate will be submitted before the work is started If any fault develops the following steps should be taken 1 otify us giving full details of...

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