The effect of silver additions, to bulk Tl0.5Pb0.5Sr2CaCu2O7 − δ-Agx (x = 0.0, 0.008, 0.016, 0.1, 0.37 and 1.0) superconductor, on microstructure and electrical properties were studied. A eutecticlike reaction between (Tl-1212 + Ag) was observed. In the case of x = 0.37, liquid phase was formed at 830 °C resulting in enhanced densification and grain growth. Changes in Tc with silver content were observed, but the presence of silver does not cause any change in the intragranular Jc values, which was on the order of 106 A/cm2 at 40 K in self field. Films of the compound were also prepared by a plasma vapor deposition-post thalliation method, which produces pure phase and nearly full 00ℓ orientation. The degree of orientation decreases as film thickness increases.