Radio and electronic


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This is my homepage with a collection of:

Vintage tube and transistor radios.
Recording & playing devices, tape recorders, walkmen.
Voltage, current, frequency meters, scopes, generators, accu load.
Interesting parts, components, railway model transformers.

A nice Sharp pocket computer collection.

Electronic measurements and experiments.
Electronic calculations for radio and audio frequencies.





Contact: Rudolf Nemeth

Last change: 2.12.2016.
V i s i t e d:
Homepage = 29460   Sum of 1st level subpages = 106542   Together = 136002
1st level subpages :
radio=57093  record=5718   devices=9588   parts=5817   SharpPC=9948   measure=3837   ecal=1173   Arduino=5684  CB=4382   publications=1383   pictures=1919   

Radios on old radios page:

Aba:HF-938.
Aiwa: AR-665, AR-666, AR-752, AR-777, AR-888, TA133, TA253, TA353, TX376.
Akai: APW15.
Amertone: 822H.
Asahi: CR-344, RD-804.
Astrosonic: MT-841.
Auritone: LCD Quarz 3 Band.
Belson: Solid state.
Blaupunkt: Lido UMK 7654334, autoradio.
Bolton: Pocketmate.
Boys Radio 2 Transistor: King, Mellow Tone.
Bradford: 10 transistor.
Channel master: Model 6528.
Crown: TR-680 Broadcast, TR-690, TR-650, TR-820, Constellation TRF-2200S.
Crwon's: Crwon's.
Deluxe: Commodore 803, Grand Prix, Ace Tone, Canio, Belson.
Elta: 3573.
Eumig: Okay 331, 334 Luxus.
General Electric: Sportmate P-860A
GPX: DA7.
Grundig: R-1000, Yacht Boy 210, Yacht Boy 80, Yacht Boy 206, YB 210, Yacht Boy 215,
Sono Clock 21, Sono Clock 450, RR-225, Music Boy 50, Music Boy 60,
Music Boy 160, Hit Boy 45, Hit Boy 60, Hit Boy 310, Prima Boy Luxus 208,
City Boy 208, Solo Boy 209, Cosmopolit, RR 1140 SL, Elite Boy 700, Satellit 700,
Mini Boy 400, Boy 30.
HEA: Home Trixi, Trixi 230UN, Trixi 2000N, Trixi-UKW, Donauland, Super Jacky, Jacky.
Hi-sonic: FR608.
Hitachi: KH-932, Hiphonic KH-907H, KH-1101H, KH-1170E.
Hornyphon: W144U Page, SX1780/30, SX1050/30R, SX1070, Bambino SX1113/30,
TR0121, Flirt SA6207, Arabella SA6128T/30F.
I.C.A.: KR 402 stereo.
Ingelen: TR414, TR Corso, TR55, TR271.
Intersound: TR10.
ITC: Solid State 15.
ITT Schaub Lorenz: Junior 108, Junior Electronic 106, Junior 20, Junior 23, Junior 28A,Junior 200,
Polo Automatic 105, Tiny 33, RX75 Profesional.
JVC: 8240L.
Kapsch: Optimat, MCR 103, PORTABLE tr17n, tr155, TR-4.
Kenwood: R-300.
Koyo: MO11 AC.
Lenco: NR001.
Loewe Opta: Auto Toxy, Dolly T37K, Dolly 51202, Bella 52212.
Marantz: PM-330 (amplifier), ST-430 (tuner).
Matsushita - National Panasonic: GU-362, TR252(TV), 8 R-807J, 8 R-220J, 8 R-222J, R-218R,
RF-511, RF-883V, R-1018, R-1031, RF-P50, RF-P150, RF-818JBS, RF-919LB,
RF-1105DLBS GX5, RF-1105VLB GX5, T-211L, R-307, RF-032, RF-016 Mister Thin,
RF-680LV, RF-B65, RF-B20, R-2079L.
Minerva: Minola 2, Mirella 612, Allegro, UKW, Perfect, Mirando, 610M, 650, R450.
Nordmende: Clipper, Windsor 18, Essex 1654, Transita RG2054, Transita 2354,
Ascot, Oxford, Cambridge, Starlet, globetrotter 2019.
O.M.G.S.: O.M.G.S., Oxford.
Orion Japan: JT-602, TVR-7120.
Orion Hungary: Orionton 1042A.
Panavox: DR-2105E.
Philips: 204U, Opera BDK 573A, Bolero 59, Andante, 90RL020, 90RL050/22, Blues 90RL113/22,
90RL285, D-4018, D2000, 90RL073, 90RL077, 90AL270, D7210, D7527,
AE1595/04, AE1595/14, AE1695, 22RL181/11L, L1W30T, 90RL303/22R,
90RL194, 90AL090, D1000, D3040, Automatic P3X53T/19G, 90RL150/22R,
D1868, D1835 Compass, Mariette 66RL260, 90AS304/00, 90AS390/00
Pioneer: F-X30L.
Radione: Merkur Register, MC-210.
Realtone: TR2051.
RFT: Prominent 215.
Roton: Dynamic, Model 803.
Sangean: SG-786.
Sanshin: 5 tubes radio.
Sanwa: 6030.
Sanyo: RP1250, RP1270, RP 5115U, RP 5040A, M 5850FE, 6C-368, 10GA-895, 6C-64D.
Selfix: Deluxe HIFI.
Sharp: FY-300LV, BP-101, BP-102A, BP110, FXC-12. Micro 7 transistor, GF-6000H, GF-A1, FV-610.
Siemens, WSW = Wiener Schwachstrom Werke: 562W Solist, 582W Solist 58, Transetta,
RK 710, RK 713, RP 620, RT 605, RG 268, RT 711A, Tramp RM949, RK-651.
Silver: 9F 155.
Smarton: SM2003.
Sony: 2R-21, WM-F15, WM-F66, WM-F2081, ICF-7600DA, ICF-SW1, ICF-SW30, ICF-SW35, ICF-SW40,
ICF-SW7600, ICF-SW7600GR, ST-JX520L, WA-8800, ICF-7601L, ICF-400, ICF-35.
Spica: SP600.
Standard: SR-F410, SR-H741L, Waltham, SR-F205, SR-H107, SR-H506L, SR-H730S.
Stuzzi: SR10.
Tecsun: PL-660.
Telefunken: mini partner, star partner, P 800 digital.
Tesla: Talisman 306U, Talisman 308U, Trio 420U, Tenor 426A, Maj 620A,
Maj 623A, Sonatina 315A, Bohema 541A, 2800B, 2800B-2,
Iris, KM350, Typ 2715B, Dolly, HiFi 814A, Domino 2.
Tokai: FA-951, 9 transistor.
Toshiba: 8P-823F, RP-71, QR-2000.
Uher: UR-600 RDS.
Unitra: Biwak PMP402, Maria R801.
Universum: TR 3085 U.
USSR: Orbita 2, Signal 402, Signal 601, Signal 304, Olimpik, Olimpik 402,
Almaz, Neiva RP305, Neywa 402, Selga 405, Selga 309,
Sokol-4, Sokol-304, Sokol-404, Sokol 308, Alpinist-417, Vef-206, Riga 103, Riga 302,
Iren, Maksimka, Elektronik, Vega 402, Rossija 303, Quartz 408, Etud 2.
Wilco: ST-88, AP-161, Model 360, BF-106.
Yashima: Deluxe Captain YT-781, Durando YT-158, Captain YT-981.
Yoko: Yoko, Yoko super slim.
Zenith: J402-G.
Other radios: AEW Austro 1200, AITC, Aitron AIE-941, Aitron AIE-1141, Audioton RA100-2,
Belair, Elin 1225, Eltex 707, Emperor, EVT,
Four Star 19, Fusun F-851, General, Global GR-711, Higwave Hifi Deluxe, Hong Kong, HZ,
Inno-Hit, Intel D100, International Air Band 877S, International TCR-380,
Kaindl, Mainz 217M, Manitone, Meistertone, Mende, Mutachi, Nanaola, Nicosonic NS883-2,
Omo8, Pearl, Poppy CR-212, Precision,
Randix PWR 7, Ross Micro, Royal 6 Transistor, Ruth 180,
Samsung MY-A1, Simonetta, Sonatone E-808, Sonoya, Spectrum, Swops,
Technics ST-3500, Teleton Beta, Tokyo 009, Tonex BS-900,
Ultra Radio & TV Model 6112 United, WorldStar DA11.



Sharp PC - Sharp pocket computers & accesories:

Computers:

PC-1150, PC-1211, PC-1245, PC-1260, PC-1262, PC-1285, PC-1350, PC-1360,
PC-1402, PC-1403H, PC-1475, PC-1500, PC-1600, PC-E220, PC-E500, PC-E500S,
palmtop PC-3100, notebook PC-6200.

Accessories:

CE-120P, CE-122, CE-125, CE-126P, CE-140P, CE-150, CE-1600P, CE-1600F, CE-140F, CE-1650F,
CE-201M, CE-1600M, CE-211M, CE-212M, CE-2H32M, EA-150, EA-160, EA-600, EA-1250P.

Other oldies - programmables, organizers, calculators:

Programmables:

TI-74,
ZX Spectrum,
Amstrad PPC640,
Olivetti Quaderno,
handheld comp with Windows CE - Compaq 2930A model 810,
notebook Toshiba T2110.

Organizers:

Sharp EL-6200, Sharp ZQ-4450M, ZQ-5300M, ZQ-700M, ZQ-750M,
TI PS-6600, Casio SF-4000, Casio SF-4300A.

Calculators:

Sharp EL-8131, Elsimate EL-230, EL-240S, EL-825, EL-531GH, EL-W531XG, Citizen 800D, Adler Sir, Olympia CD70, TI-30S, Keystone 2050.

Measurement devices:

Oscilloscopes, wobbler, wave generators:

UNI-T UTD2102CEL, Tektronix 2232,
C1-94 Saga, Tektronex, N313 (Lithuania),
Orion KTS Type TR-4202 Servoscope (Hun.),
X1-50 - wobbler (USSR),
Rigol DG4062 function / arbitrary waveform generator,
Orion EMG - HF generator type 1162 (Hun.),
Tech TE-20D - HF generator (USA?),

RLC, bridges, clamps:

MIC-4070D Digital RLC meter,
Peer-Tronic DM-6013, Monacor CM-350 digital capacitamce meter,
Chung 5105C precision parts tester, HGL 5105N, Voltcraft 4090 LCR.
Erich Roucka Blansko - bridge,
Metra Blansko: RLC 10, Icomet, MW-4 bridge (Polish), Omega - bridges,
Megmet - big R meter, BM366 (Czech),
Voltcraft VC-330 mini AC/DC clamp meter

V,A multimeters:

UNAVO 9(Germany),
Voltcraft(Germany): VC140, VC920, 90S,
Hartmann & Braun(Germany)- Monavi, Multavi, Multimeter ICD 600D,
Burster(Germany): Process Calibrator 4409,
Beha 93-3000, C.T.R. Elektronik Hansen Unitester HM-15S,
Norma(Austria): Normameter G185GW, Norma D2210, Normatest, Normatest 3000, Normameter MP12, MP13, MP14,
Siemens(Ger,Austria): VMG 3, Siemens VA meter, Siemens B1022, Multizet, uA Multizet,
Former GDR: VEB Messtechnik Mellenbach - Uni 10, Uni 11e,
Gossen: Mavometer, Gossen Metrawatt MA1H, Metravo 1H-LH, Calibrator Gossen Metrawatt Metrahit 28C,
French: Chauvin & Arnoux S.G.D.G multimeter, Chauvin & Arnoux C.A 5220 G multimeter,
Metrix 462B, Metrix MX 111, Metrix MX 202B, Pekly 897.
Philips SMT111 (NL),
Metra Blansko(Czech): Digital VA meter NR 50, Unimet, AVO-M, Avomet,
DU10, DU20, PU120, PU340, Mx20, PU500, PU510,
Hungary: Univo, Univeka 147,
USA: Simpson electric model 230, model 269 ser.3, Keithley 130, Keithley 136, Fluke 21,
Beckman Circuitmate DM25, Beckman Industrial DM25 XL, Beckman Circuitate DM25L,
Hewlett Packard 3476A, Hewlett Packard E2378A, Keysight U1401B.
Japan: Sanwa, YEW-Yokogawa electric works Type 3201,
Soar ME-550, Soar 3430, Soar 3255, Soar 3520, Soar 4030B, Soar 4055, Soar 3100,
Hioki electric F-77, Hioki TH-B36, Hioki 3216, Hioki 3230, Hioki 3231,
Ishii Instrument Works, Yamanashi: DM 3350, DM 4351,
Kyoritsu electrical instrument works KEW-66, Wifast WF-1200.
China: DT9205A, Sinometer DT9907C(China), KT-7032(Ketai instr.China), Peer-Tronic ADM-10B,
Taiwan: MIC-7S, KT 8801, KT-65, KT 9901, KT9902, Metex M-4650CR, Metex M80, Mastech MS8211,
Escort 2030 process calibrator(Taiwan), Haven Minical MK2(UK), DT-830B, DT-832 (China).
Unknown: Ireland meter 7321, Pancontrol KT-25, BY 1933A, Ultron, TEL DM1000B, Dwi 07977, DMT 7000, DM620, DMM3800-18, DT9205A.

Accu Load devices:

ELV ALM 7004, ALM 7006 - NiCd, NiMH akku tester, loader (Ger.),
ELV ALM 7002, ALM 7010 - NiCd, NiMH, Pb, Li-ion akku tester, loader (Ger.), ELV RIM1000 - Akku Ri Messgeraet,
IPC-1 - NiCd and NiMH akku tester loader for 4 independent (parallel) AA or AAA,

Other devices:

ELV DTG 402 - DMM tester, nbn Mini-C-Dekade, nbn Mini-R-Dekade, Monacor RD-1000 decade,
Mastech HY 1803D power supply, Nexodia NPS 3005 power supply, ASWO diagnose system,
Voltcraft Energy logger 4000 - for V,A,f,W,VA,cos Phi and energy consumption measurement,
Tunze Bio elektronik TRL 3 - water conductivity meas,
Clamann & Grahnert Dresden - short time meter (Ger.),
Hanhart start-stop timer (Ger.),
Tesla Brno BM518 (czech) - HF meter (Czech),
Orion EMG - HF meter type 1343/B (Hun.),
UCAR PH1142 (Swiss), Sterling (USA) - battery testers. HGL FC1200 - freq.meter, HGL 5105N LCR meter,
Leader LDM-815 - GDO (grid dip oscillator).

Very old voltage and current meters:

Vintage Weston voltmeter year 1898,
Siemens & Halske, Siemens, ERJ (Ger.),
Gossen Mavometer (Helv.),
Multi-Goerz Type CE 4501,
Chauvin & Arnoux - Paris (Fr.),
Sochor, Roucka (Czech), Universo.

How it works: - resistance, capacitance, frequency, current measuring, auto power off, AC to DC conversion circuits in a multimeter.


Measurements:

  1. Measurements on radio
    • MW ferrite antenna
    • MW IF Transformer
    • MW/LW transistor radio HF stages
    • Ferrite antenna and winding
    • 5-transistor radio
    • AM radio IF amplifier - testing with a signal sweep generator
  2. Other measurements
    • Measuring on walkman's head
    • Testing with sawtooth generator and scope
    • A-V characteristics for 2 Nokia mobile chargers
    • Measuring energy consumption of haushold devices with Energy logger 4000
    • Ferrite memory of a minicomputer under scope
  3. LTspice modeling
    • 3 ways how to get an AM - amplitude modulated signal
    • a typical MW radio oscillator
    • a typical MW radio mixer (converter)
    • tracking a directly coupled audio amplifier
    • on/off periodic timer with NE555 for switching a solenoid water valve.
    • another directly coupled AF amplifier - a method for investigation of an unknown wiring.
    • directly coupled audio amplifier once again with 60 ohm loudspeaker.


AVR, Arduino, Raspberry Pi: