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View Full Version : JUAL Pemancar AM (Audio Modulation) 1000 watt lebih (masih bisa di tune-up)


MesinCucy
23rd October 2012, 08:16 PM
Kondisi Barang : Baru

Harga :



Lokasi Seller : Jawa Timur


Description :



Salam'alaikum gan,



Allohumma sholli sholatan kamilatawwa salim salaman tamman 'ala sayyidiina muhammadin ladzi tanhal, bihil 'uqodu wa tan fariju bihil qurobu wa tuqdo, bihil hawaiju wa tunalu bihirroghoib, wa khusnul khowaid wayustasqol ghomaam, biwajhihil kariim wa 'ala 'alaihi washshobihi, fii kulli lamhatiwwanafasim bi'adadi kulli ma'lumillak



ane mau jual nih Pemancar AM (Audio Modulation) 1000 watt lebih masih bisa di tune-up.



Jangkauan lumayanlah kalo tower 100 meter antena ciamik bisa hampir 3 atau 4 kabupaten.



Spesifikasinya :



TX menggunakan 1 Tabung Hampa seri 833.

http://photos-b.ak.fbcdn.net/hphotos-ak-snc6/208159_205946799429687_100000431059306_754454_1583 479_n.jpg



Modulator menggunakan 2 Tabung Hampa seri 833

http://photos-h.ak.fbcdn.net/hphotos-ak-snc6/208159_205946806096353_100000431059306_754455_7087 975_n.jpg



Power Supply

http://a6.sphotos.ak.fbcdn.net/hphotos-ak-snc6/208159_205946809429686_100000431059306_754456_7597 749_n.jpg




Characteristics :



Amplification factor, 35

Anode to Grid capacitance, 6.3 pF

Anode to Filament capacitance, 8.5 pF

Filament to Grid capacitance, 12.3 pF



Values for two 833s working class B as an audio amplifier or modulator.

Va max, 3 kV

Ia max, 500 mA (Averaged over one cycle of signal waveform per 833.)

Pin max, 1.125 kW (Averaged over one cycle of signal waveform per 833. This is the total input power to each 833 at maximum drive.)

Pa max, 300 W (Averaged over one cycle of signal waveform per 833. This is the maximum anode dissipation and at this power level the anode reaches a temperature of about 800 �C, and glows red hot.)

Vg1 max, -70 V

A.F. grid to grid voltage, 400 V Pk.

No signal D.C. anode current, 100 mA

Max signal D.C. anode current, 750 mA

Load resistance, (Per 833), 2.375 kΩ

Effective load resistance, (anode to anode), 9.5 kΩ

Max signal driving power, 20 W avg.

Max output power, 1.65 kW avg.



Values per 833 working class B as an R.F. amplifier with a maximum modulation factor of 1.0.

Va max, 3 kV

Ia max, 400 mA

Pin max, 450 W (This is the total input power to each 833 at maximum drive.)

Pa max, 300 W (This is the maximum anode dissipation and at this power level the anode reaches a temperature of about 800 �C, and glows red hot.)

Vg1 max, -70 V

Peak R.F. grid voltage, 90 V.

D.C. anode current, 150 mA

D.C. grid current, 2 mA

Driving power, 10 W appx.

Output power, 150 W appx.



Values per 833 working class C as an R.F. amplifier with a maximum modulation factor of 1.0.

Va max, 2.5 kV

Ia max, 400 mA

Pin max, 850 W (This is the total input power to each 833 at maximum drive.)

Pa max, 200 W (This is the maximum anode dissipation.)

Vg1 max, -500 V, nom, -300v

Peak R.F. grid voltage, 460 V.

D.C. anode current, 335 mA

D.C. grid current, 75 mA

Driving power, 30 W appx.

Output power, 630 W appx.



Values per 833 working class C as an R.F. amplifier or oscillator, (C.W. conditions, unmodulated, 50% Duty cycle.)

Va max, 3 kV

Ia max, 500 mA

Pin max, 1.25 kW (This is the total input power to each 833 at maximum drive.)

Pa max, 300 W (This is the maximum anode dissipation.)

Vg1 max, -500 V, nom, -200 V

Peak R.F. grid voltage, 360 V.

D.C. anode current, 415 mA

D.C. grid current, 55 mA

Driving power, 20 W appx.

Output power, 1 kW appx.



Grid voltages measured with respect to the mid=point of the directly heated cathode.

80% efficiency at A.F., dropping to 60% at 100 MHz when used as an amplifier.



833A - Wikipedia, the free encyclopedia (http://en.wikipedia.org/wiki/833A)





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