Membrane Scaffold Protein 2N2 (MSP 2N2) is a fusion of MSP1D1 and another MSP variant, MSP1D2. MSP1D2 deletes the first 22 amino acids of the original MSP sequence (i.e. the entire H1 segment). …

Building the 2N2/XX will be somewhat challenging for those who have not dealt with toroids. There are nine transformers to wind, and they need to be done right.

Let’s talk a bit about the layout used in the 2N2/40 and some of the thoughts and ideas that drove the design. We’ll start with the VFO, since it’s shared by both the receiver and transmitter.

2N2/40+, A 40 Meter CW Transceiver Mixer Amp +9dB Variable Xtal Filter 250-750 Hz

Technical Specifications Product Line: CEBUS+-2N2 Description Composite cable consisting of (2) Dual shield SDI RG6 coaxial cables and (2) UTP Category 6 cables under one jacket NEC type CM and …

Connection leads are made of tinned copper having diameters of 0.6 mm. The capacitors may be supplied with straight or kinked leads having a lead spacing of 5.0 mm or 7.5 mm. Coating is made of …

The 2n2_40+ is a 40 meter QRP CW Transceiver designed by Jim Kortge, K8IQY. The full-size (5x7”) and modular ”Extreme Manhattan” layouts were designed by Larry Przyborowski, K3PEG. This file is …