E180F V EF184 - diyAudio
I have a little headphone amp running Mullard EF80's or EF184 (much quieter). Last night I found a nice pair of E180F tubes in my stock, would these be a straight swap 😕 seems the only pin out difference is that the screen is connected to Grid 3, all other specs seem close.
Toolshed Amps: Euphoria Stereo 45 DHT - Reviews | Headphone …
Aug 16, 2017 · For drivers, you have the excellent choice of D3a/E180F/E280F and the 'secret sauce' E810F. My favorite driver tubes in this amp were the Mullard E180F and Amperex 7788 (E810F). For rectifier, it depends if you opt for the UX4 socket base or the octal base.
E180F Preamp - diyAudio
I was looking for a preamp design using a pair of E180F Pentode's and found this on an old website. My question for the experts is..... from this design what voltage would I expect to see at socket pins 7 & 9 without the E180F fitted.
Transcendence DHT Amplifier — ToolShed Amps
Gain Adjustment: Dual-Mono Input Gain on Face-Plate (May be used as a "Volume" controls on Directly Connected Sources when no Pre-Amplifier is used.) Output: 5-Way Binding Posts (Accepts Spade, Banana and Bare Wire Connections.) Tube Complement: One (1) 5R4GY/274b Rectifier, Two (2) E180F/6688 or EF184 Driver Tubes (Standard) and Two (2) Power ...
Options for replacing EF86? E180F? - diyAudio
Oct 8, 2008 · Input stage looks exactly like example for AF amp in Philips datasheet for EF86, but i can't find nothing similar for E180F. So, what should i do to replace EF86 with E180F? I compared some values and E180F have higher Ia, Gm, Mu and lower Ri. I guess i have to change Ra, Rk, Rg2.
Euphoria Stereo 45 Amplifier — ToolShed Amps
2.7 Watt-Per-Channel Single-Ended, Directly-Heated-Triode, Class "A" Stereo Amplifier. 20Hz-25KHz +/-3db@ Less Than 1.0%THD (Exclusively 2nd Order) to 8 Ohms. Input Impedance: 50K. Input Sensitivity: 1.97v To Full Output (Pre-Amp/Line-Stage Optional, Sources May be …
Vincent KHV-200 Headphone Amplifier - HiFiNext
Apr 9, 2021 · Two low-noise E180F pentodes, supplemented by a double ECC82 triode, operate at the KHV-200 input. The device receives and outputs line signals via RCA connectors, with AUX and CD inputs, an adjustable pre-out, and a recording output.
Reverse Engineering A Valve Headphone Amplifier - EEVblog
Jan 7, 2016 · Dave reverse engineers the XuanZu X2-U808 Hi-Fi Headphone Amplifier to see if the valves actually do anything.
xDuoo MT-602 Tube Hybrid Headphone Amplifier - Drop
Jan 29, 2021 · Capable of driving headphones, amps, and active speakers, the palm-sized MT-602 packs an impressive maximum power output of 1,300 milliwatts. Note: This product is rated for 110V only. All units ship with US plug.
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I bought my first tube amp! The smsl T2... | Headphone Reviews …
Jan 17, 2018 · First amp was great but slightly noisy, the T2 is silent, even when nothing playing, so it was a good move. Google suggested to me that matched pair of Mullard tubes were the best investment, E180F’s, got them this morning, brand spanking new …
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