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The Tube Rectifier Sag Mod
... either have to tweak the bias supply for more range, or use a smaller power resistor if I want to bias warmer! The highest resistance we should use for sag, assuming we plan on tweaking the bias supply, would be 500 ohms. If we go too high we'll get "ghost notes," or an inharmonic note that rides on ...
... either have to tweak the bias supply for more range, or use a smaller power resistor if I want to bias warmer! The highest resistance we should use for sag, assuming we plan on tweaking the bias supply, would be 500 ohms. If we go too high we'll get "ghost notes," or an inharmonic note that rides on ...
EL DIABLO 100 Owners Manual
... 4. FOOTSWITCH INPUT – This 6 pin DIN connector is where EL DIABLO’s 5 button footswitch should be attached. A 25 foot cord is attached to the heavy-duty steel footswitch. This should provide plenty of room for the performer to get out in front of the rig. Some internal circuitry “clicking” may be h ...
... 4. FOOTSWITCH INPUT – This 6 pin DIN connector is where EL DIABLO’s 5 button footswitch should be attached. A 25 foot cord is attached to the heavy-duty steel footswitch. This should provide plenty of room for the performer to get out in front of the rig. Some internal circuitry “clicking” may be h ...
EL DIABLO 60 Owners Manual
... the power pentode. In a conventional pentode topology fixed bias amplifier, the screen grid connects to the screen supply via screen resistors and the screen potential varies (somewhat) with the audio signal thus increasing the efficiency of the amplifying process and maintaining more controlled lin ...
... the power pentode. In a conventional pentode topology fixed bias amplifier, the screen grid connects to the screen supply via screen resistors and the screen potential varies (somewhat) with the audio signal thus increasing the efficiency of the amplifying process and maintaining more controlled lin ...
The Mighty Midget
... to college!) and availability online produced a short list: the 6T10, 6G11, 6AG9, 6AH9, 6AL11, and 6LR8. All had promise, and I think any of them could be made into a respectable audio amplifier. To make a long story short, after doing some experiments I settled on the 6T10 tube for this amplifier d ...
... to college!) and availability online produced a short list: the 6T10, 6G11, 6AG9, 6AH9, 6AL11, and 6LR8. All had promise, and I think any of them could be made into a respectable audio amplifier. To make a long story short, after doing some experiments I settled on the 6T10 tube for this amplifier d ...
3-500ZG - RF Parts Company
... Note: TYPICAL OPERATION data arc obtained by calculation ftom published characteristic curves or actual measurcmcnt. Adjustmed ofthe rfgdd voltage to obtain the specified plate cunent at the specified bias and plale voltages is assumcd. Ifthis procedure is followcd, there will be little variation in ...
... Note: TYPICAL OPERATION data arc obtained by calculation ftom published characteristic curves or actual measurcmcnt. Adjustmed ofthe rfgdd voltage to obtain the specified plate cunent at the specified bias and plale voltages is assumcd. Ifthis procedure is followcd, there will be little variation in ...
The most common errors with the digital units are indicated with
... Heater problems? If your digital system is not heating or is only heating to 95-99 degrees, then there is probably a heater or snap disc problem. Open the front panel and disconnect the long black interconnect. Then measure the red wires for a reading of 15-16 ohms. If the measurement is open, then ...
... Heater problems? If your digital system is not heating or is only heating to 95-99 degrees, then there is probably a heater or snap disc problem. Open the front panel and disconnect the long black interconnect. Then measure the red wires for a reading of 15-16 ohms. If the measurement is open, then ...
Datasheet - New Jersey Semiconductor
... 2. These values apply for continuous d-c operation with resistive load. Above 6O*C derate according to Figure 3. 3. This value may be applied continuously under single-phase 50-Hz half-slne-wave operation with resistive load. Above 8O°C derate according to Figure 3. 4. This value applies for one 50- ...
... 2. These values apply for continuous d-c operation with resistive load. Above 6O*C derate according to Figure 3. 3. This value may be applied continuously under single-phase 50-Hz half-slne-wave operation with resistive load. Above 8O°C derate according to Figure 3. 4. This value applies for one 50- ...
Owners Manual PDF
... Generally speaking, tubes last a very long time. Output tubes should last for approximately 2000 hours or one year of daily use. Preamp tubes can last upwards of 15-30 years and do not need to be replaced unless they become noisy with popping or microphonic squeals through your speakers. Your amp co ...
... Generally speaking, tubes last a very long time. Output tubes should last for approximately 2000 hours or one year of daily use. Preamp tubes can last upwards of 15-30 years and do not need to be replaced unless they become noisy with popping or microphonic squeals through your speakers. Your amp co ...
... of increased size and larger power dissipating 30 capacitance. The plate dissipation in such tubes is proportional to the second power ofthe capaci capability. Such use also increases the amplifier tance so that for a -given frequency band, tubes circuit capacitance which in turn necessitates in hav ...
ATF2 IP Chamber Machanical Specs & Design Draft
... "Base plate-piezo actuators-BPM" assembly & operation : Sept. / Oct. 2012, takes 1-2 weeks Installation and tests at KEK : start beginning 2013 ...
... "Base plate-piezo actuators-BPM" assembly & operation : Sept. / Oct. 2012, takes 1-2 weeks Installation and tests at KEK : start beginning 2013 ...
E2V Technologies CX1725A, CX1725AX Air Cooled, Hollow Anode
... (see note 15) . . . . . Time jitter (see note 16) . . Recovery time (see note 17) Cathode heater current (at 6.3 V) . . . . . . Reservoir heater current (at 6.3 V) . . . . . . ...
... (see note 15) . . . . . Time jitter (see note 16) . . Recovery time (see note 17) Cathode heater current (at 6.3 V) . . . . . . Reservoir heater current (at 6.3 V) . . . . . . ...
c50_bias.pdf
... as the Peavy Classic 50 there is no provision for adjusting the bias. The factory setting for this amp seems to work fairly well for Sovtek EL84's, but you may run into problems using other tubes, such as the Tesla/GT EL84's. This article will explain how to add a multi-turn cermet pot to the output ...
... as the Peavy Classic 50 there is no provision for adjusting the bias. The factory setting for this amp seems to work fairly well for Sovtek EL84's, but you may run into problems using other tubes, such as the Tesla/GT EL84's. This article will explain how to add a multi-turn cermet pot to the output ...
Carvin Biasing The Vintage Series
... First we want to measure the line voltage coming into the amp. With the red test lead probe touch it to the wire shown in the photo below and record the reading on the bias calculation worksheet. This is the line voltage, or the supply voltage coming into the amp. It will be in the range of 115 to ...
... First we want to measure the line voltage coming into the amp. With the red test lead probe touch it to the wire shown in the photo below and record the reading on the bias calculation worksheet. This is the line voltage, or the supply voltage coming into the amp. It will be in the range of 115 to ...
SAC SILK GlowMaster KT88 true balanced Class A Power Amplifier
... vacuum tube designs for under 100 watt RMS per channel amplifier. Its low output impedance and high damping factor means that it can fully control any loudspeaker with precise timing and pace even from low listening level to the highest level. Its true wide bandwidth means that it can equally render ...
... vacuum tube designs for under 100 watt RMS per channel amplifier. Its low output impedance and high damping factor means that it can fully control any loudspeaker with precise timing and pace even from low listening level to the highest level. Its true wide bandwidth means that it can equally render ...
Preliminary User`s Manual
... electro-optical VCA principle. This method - controlling the gain by the means of a light dependent resistor - is not as fast as the varimu method, but much more subtle sonically. This principle is known from e.g. the classic Universal audio LA2, LA3 and LA4 compressors, although we use a considerab ...
... electro-optical VCA principle. This method - controlling the gain by the means of a light dependent resistor - is not as fast as the varimu method, but much more subtle sonically. This principle is known from e.g. the classic Universal audio LA2, LA3 and LA4 compressors, although we use a considerab ...
Manley Mid Frequency EQ Product Manual
... knob in each band?". We don't know why it was designed that way for sure. It was designed in the 1930's by Western Electric to improve voice through telephone lines. We believe it was done this way because it was the most practical in a simple passive design. This was before op-amps and Baxandall ty ...
... knob in each band?". We don't know why it was designed that way for sure. It was designed in the 1930's by Western Electric to improve voice through telephone lines. We believe it was done this way because it was the most practical in a simple passive design. This was before op-amps and Baxandall ty ...
File
... leakage radiation lead lined leakage limit » 100 mR / hour when tube operated at maximum continuous current for its maximum rated kilovoltage ...
... leakage radiation lead lined leakage limit » 100 mR / hour when tube operated at maximum continuous current for its maximum rated kilovoltage ...
Troubleshooting CCA Grounded-Grid FM Transmitters
... filament transformer to ground. Verify that the resistance is around 50 Ohms. Measure this same part of the IPA circuit and verify a resistance of 200 to 500 Ohms depending on the position of the motor driven rheostat that is part of the automatic power control If these circuits are open the transmi ...
... filament transformer to ground. Verify that the resistance is around 50 Ohms. Measure this same part of the IPA circuit and verify a resistance of 200 to 500 Ohms depending on the position of the motor driven rheostat that is part of the automatic power control If these circuits are open the transmi ...
FX5-SD - Explosion-Proof Electric Air Unit Heater
... fluid and verify that the PRV label indicator is not broken. If PRV has released, send the unit in for repair or replace the core. 6.2 If the PRV does not indicate loss of fluid, the heater should operate normally. Check for loss of fluid on a weekly basis as a minimum. 6.3 The ambient temperature m ...
... fluid and verify that the PRV label indicator is not broken. If PRV has released, send the unit in for repair or replace the core. 6.2 If the PRV does not indicate loss of fluid, the heater should operate normally. Check for loss of fluid on a weekly basis as a minimum. 6.3 The ambient temperature m ...
Directly-coupled Fee..
... combinations of electrode voltages. Only the AC signal is transferred. Biasing is independent. For examples of commercially successful circuits employing a direct coupled gain stage/ PI, you can look at the classic Williamson circuit (6SN7 triodes), any Dynaco amp circuit (usually 7199 or 6AN8 pento ...
... combinations of electrode voltages. Only the AC signal is transferred. Biasing is independent. For examples of commercially successful circuits employing a direct coupled gain stage/ PI, you can look at the classic Williamson circuit (6SN7 triodes), any Dynaco amp circuit (usually 7199 or 6AN8 pento ...
Vacuum Tube amplifier
... VTAs are favored by many musicians and high-end audio enthusiasts for their mellower sound and low-distortion characteristics. This effect, known as “tube sound”, is believed to come from the “soft clipping” characteristics of vacuum tube amplifiers which emphasize even-order harmonics, as opposed t ...
... VTAs are favored by many musicians and high-end audio enthusiasts for their mellower sound and low-distortion characteristics. This effect, known as “tube sound”, is believed to come from the “soft clipping” characteristics of vacuum tube amplifiers which emphasize even-order harmonics, as opposed t ...
PHYSICS 334 - ADVANCED LABORATORY I
... the behavior of electrons emitted in a vacuum tube from a heated cathode as a function of temperature, applied electric potential, and work function of the cathode. ...
... the behavior of electrons emitted in a vacuum tube from a heated cathode as a function of temperature, applied electric potential, and work function of the cathode. ...
tremolo-loading.pdf
... I've got almost al the kinks worked out of the latest homebrew Tweed Deluxe/ Princeton Reverb cross. I'm having a bit of trouble with the trem. Basicaly, the trem is lifted from the Princeton design with only one triode. Everything is pretty much ok except the output of the oscillator is being loade ...
... I've got almost al the kinks worked out of the latest homebrew Tweed Deluxe/ Princeton Reverb cross. I'm having a bit of trouble with the trem. Basicaly, the trem is lifted from the Princeton design with only one triode. Everything is pretty much ok except the output of the oscillator is being loade ...