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Technical Specifications
- 14" CPT - JCTEL A34JRH61X
 •
Electrical Data
• Optical Data
• Mechanical Data
• Ratings
• Examples of Use of Design Ranges
• Yoke Data
• Sagittal Heights and Mounting Lug Height
•
Electrical Data
| Electron Gun |
Unitized (one piece) triple aperture
electrodes, Centre Beam (Green), Side beam (Blue, Red) |
Heater Current at 6.3 volts |
320 mA |
| Focusing Method |
Electrostatic |
Focussing Lens |
High-focus Bi- Potential |
| Convergence Method |
Magnetic |
Deflection method |
Magnetic |
| D A (Approx.): Diagonal |
90 deg |
DA - DIEC (Approx.):
Grid No.1 to all other electrodes |
9 pF |
| DA - DIEC (Approx.):A1l Cathodes
to all other electrodes |
7 pF |
DA - DIEC (Approx.): Grid No.3
to all other electrodes |
4 pF |
| External conductive coating
to anode |
800 min. pF |
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- |
•
Optical Data
| Light transmission at centre
(approx.) |
57% |
Screen on inner surface of
face plate |
Aluminized, Tricolor, Phosphor
Stripe, Hybrid Type Black Stripe Screen |
| Phosphor (three separate phosphor
collectively) |
P22 New Rare Earth (Red) Sulphide(Blue
& Green) Type |
Arrangement |
Vertical line Trios |
| Spacing* : Horizontal Centre |
0.70 mm
0.028 in |
Spacing* : Side |
0.82 mm
0.032 in |
| Spacing* : Vertical |
0.63 mm
0.025 in |
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- |
• Mechanical Data
| Overall length |
332.4 ± 6.5 mm
13.09 ± 0.26 in |
Screen: Diagonal (projected) |
335.4 mm
11.06 in |
| Screen: Horizontal axis |
280.8 mm
11.06 in. |
Screen: Vertical axis |
210.6 mm
8.29 in. |
| Screen - Area |
580 cm² (90 sq. in.) |
Base Designation |
See 3284PS 0540-901-12 |
| Bulb: Contact Designation |
Recessed Small Cavity Cap (JEDEC
No. J1-21{D}) |
Bulb: Funnel |
JEDEC No. (EIAJ J370BLI) |
| Bulb: Panel |
JEDEC No. (EIAJ J370CVI) |
Pin Position Alignment |
Pin No.1 aligns approx.with anode
contact |
| Implosion Protection |
Banded Type |
Weight (Approx.) |
6.0 kg (13.2 lbs) |
• Ratings
(Design –Maximum Values)
Unless otherwise specified, voltage values are for each Gun and values
are positive with respect to Cathode.
| Anode Voltage |
25,000 max. volts
16,000 min. volts. |
Total Anode Current, Long-term
Average |
700 max. micronA |
| Grid No.3 (Focusing Electrode) |
7,500 max.volts |
Peak grid No.2 voltage, including
video signal Voltage |
1,000 max.volts |
| CV: Positive Bias Value |
400 max. volts |
CV: Positive Operating Cut-off
Value |
200 max. volts |
| CV: Negative Bias Value |
0 max. volts |
CV: Negative Peak Value |
2 max. volts |
| Heater Voltage (AC or DC) |
6.9 max. volts rms
5.7 min. volts rms |
Surge of heater Voltage (within
100 msec.) |
9.5 max. volts rms |
| PHCV: Heater negative with
respect to Cathode |
200 max. volts |
PHCV: Heater positive with
respect to Cathode:
AC component |
200 max. volts |
PHCV: Heater positive with
respect to Cathode:
DC component |
0 max. volts |
Peak Heater – Heater Voltage
(Operating with pulse of F.B.T) |
22 max. volts |
•
Examples of Use of Design Ranges
Unless and other specified voltage values are for each gun and are
positive with respect to Cathode.
| Anode Voltage |
22,000 volts |
Grid No.3 (focussing electrode) |
5,720 to 6,600 volts |
| Grid No.2 voltage when circuit
design utilizes Cathode voltage of 160 volt |
460 to 820 volts (for visual extinction
of focussed spot) |
Heater Voltage - Under operating
condition |
6.3 volts rms |
Note: For maximum
cathode life, it is recommended that the heater supply may be regulated.
•
Yoke Data
Electrical Data (Type – IV)
| Horizontal Deflection coils:
Inductance (at 1Vrms and 1KHz) |
2.49 ± 5 % mH |
| Horizontal Deflection coils:
Resistance (at 20° C) |
3.37 ± 10% ohm |
| Vertical Deflection coils:
Inductance (at 1Vrms and 1 KHz) |
24.3 ± 7 % mH |
| Vertical Deflection coils:
Resistance (at 20° C) |
12.9 ± 10 % ohms |
| Peak Pulse voltage across horizontal
coils at 15.750 Hz. for a pulse duration of 12 micron sec |
1400 max. V |
| Peak Pulse voltage across vertical
coils at 50 Hz. for a pulse duration of 0.7 micron sec |
200 max. V |
| Peak Pulse voltage including
DC component between horizontal and vertical coils |
1400 max. V |
•
Yoke Data
Electrical Data (Type – 2 Y Type – II )
| Horizontal Deflection coils: Inductance (at 1Vrms and 1KHz) |
3.00 ± 5 % mH |
| Horizontal Deflection coils: Resistance (at 20° C) |
6.00 ± 10% ohm |
| Vertical Deflection coils: Inductance (at 1Vrms and 1 KHz) |
27.5 ± 7 % mH |
| Vertical Deflection coils: Resistance (at 20° C) |
15.4 ± 10 % ohms |
| Peak Pulse voltage across horizontal coils at 15.750 Hz. for a pulse duration of 12 micron sec |
1400 max. V |
| Peak Pulse voltage across vertical coils at 50 Hz. for a pulse duration of 0.7 micron sec |
200 max. V |
| Peak Pulse voltage including DC component between horizontal and vertical coils |
1400 max. V |
•
Yoke Data
Electrical Data (Type – Y3)
| Horizontal Deflection coils: Inductance (at 1Vrms and 1KHz) |
3.00 ± 5 % mH |
| Horizontal Deflection coils: Resistance (at 20° C) |
7.3 ± 10% ohm |
| Vertical Deflection coils: Inductance (at 1Vrms and 1 KHz) |
27.5 ± 7 % mH |
| Vertical Deflection coils: Resistance (at 20° C) |
15.4 ± 10 % ohms |
| Peak Pulse voltage across horizontal coils at 15.750 Hz. for a pulse duration of 12 micron sec |
1400 max. V |
| Peak Pulse voltage across vertical coils at 50 Hz. for a pulse duration of 0.7 micron sec |
200 max. V |
| Peak Pulse voltage including DC component between horizontal and vertical coils |
1400 max. V |
•
Yoke Data
Electrical Data (Type – Y5)
| Horizontal Deflection coils: Inductance (at 1Vrms and 1KHz) |
3.00 ± 5 % mH |
| Horizontal Deflection coils: Resistance (at 20° C) |
7.20 ± 10% ohm |
| Vertical Deflection coils: Inductance (at 1Vrms and 1 KHz) |
28.5 ± 7 % mH |
| Vertical Deflection coils: Resistance (at 20° C) |
17.5 ± 10 % ohms |
| Peak Pulse voltage across horizontal coils at 15.750 Hz. for a pulse duration of 12 micron sec |
1400 max. V |
| Peak Pulse voltage across vertical coils at 50 Hz. for a pulse duration of 0.7 micron sec |
200 max. V |
| Peak Pulse voltage including DC component between horizontal and vertical coils |
1400 max. V |
•
Sagital Heights and Mounting Lug Height
One of the four Mounting Lugs may deviate (2.0 mm max.) from the place of the other three within the 2.0 mm tolerance. This deviation is incorporated in the 2.0 mm tolerance. |
