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NOS Soviet 6P15P-EV Pentode tubes.

Two tubes in one lot.

Original boxes.

Same date code - 0786.

Two tubes with close parameters.

Matched pair.

Tested on L3-3 tester.

We ship via International Registred Airmail.

Tracking number is provided.

Important information for buyers from Australia, Oceania, Central Africa and South America: due to increased shipping cost to these regions, shipping price is calculated individually.

Miniature output pentode.

Designed to amplify the video frequency output voltage in television receivers.

Durability not less than 5000 hours.

Weight no more than 20 g.

**Basic parameters at U n = 6.3 V, U a = 300 V, U c2 = 150 V, R k = 70 Ohm**
Parameter	Terms	6P15P	6P15P-V	6P15P-EV	6P15P-ER	Unit rev.
Analogue	-	-	-	-	-	-
Filament current	-	760 ± 60	760 ± 60	760 ± 60	800 ± 60	mA
Anode current	-	30 ± 8	30 ± 8	30 ± 8	30 ± 8	mA
Anode current	at the beginning of the characteristic	≤100	≤100	≤100	≤100	mA
Reverse current of the first grid	-	≤1	≤0.7	≤0.2	≤0.7	mkA
Reverse current of the first grid	at U n = 7.5 V	≤2	-	≤1.2	-	mkA
Second grid current	-	4.5 +2.5	4.5 +2.5	4.5 +2.5	4.5-6.5	mkA
Slope characteristics	-	15 ± 3	14.7 ± 2.7	14.7 ± 2.7	14.7 ± 2.7	mA / V
Slope characteristics	U n = 5.7 V	≥10	≥10	≥10	-	mA / V
Internal resistance	-	100	100 -30	100 -30	100 -30	kOhm
Insulation resistance between cathode and heater	-	≥5	≥10	≥10	-	MOhm
Interelectrode capacities	entrance	13.5 ± 2	14.5 ± 2	14.5 ± 2	13.5 ± 2	pF
	weekend	7 ± 1.5	7 ± 1.5	7 ± 1.5	9 ± 1.5
	checkpoint	≤0.07	≤0.08	≤0.08	0.065-0.1
Running time	-	≥3000	≥1000	≥5000	≥5000	h
Criteria for evaluation
Reverse current of the first grid	-	≤1.2	≤1.2	≤1.2	≤1.2	mkA
Slope characteristics	-	≥10	≥10	≥10	≥10	mA /

Limit operating data
Parameter	Terms	6P15P	6P15P-V	6P15P-EV	6P15P-ER	Unit rev
Filament voltage	-	5.7-6.9	5.7-7	5.7-7	6-6.6	IN
Anode voltage	-	330	330	330	330	IN
Anode voltage	with the lamp locked	-	500	500	500	IN
Second grid voltage	-	330	330	330	330	IN
Second grid voltage	with the lamp locked	-	500	500	500	IN
The first grid voltage is negative	-	-	100	100	100	IN
Voltage between cathode and heater	-	100	200	200	200	IN
Cathode current	in measurement mode	-	65	65	65	mA
Cathode current	peak value	90	-	-	-	mA
Power dissipated by the anode	-	12	12	12	12	W
Power dissipated by the second grid	-	1.5	1.5	1.5	1.5	W
Resistance in the first mesh circuit	-	one	one	one	one	MOhm
Bulb temperature	-	200	300	300	300	°C
Resistance to external influences
Acceleration	with vibration at a frequency of 50 Hz	2.5	6	6	6	g
	with repeated blows	35	150	150	150
	with single blows	-	300	300	300
	permanent	-	100	100	100
Ambient operating temperature range	-	-60 ... + 70	-60 ... + 70	-60 ... + 200	-60 ... + 200	°C

Connection diagram of the electrodes of the 6P15P tube

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